Find answers to Frequently Asked Questions for First Generation Firebirds that have been asked and answered on FGF. Special thanks needs to be given to all the FGF members who took the time to respond to other member's questions.
Body - All (143)
Q: Antenna Part Numbers for 1968 Does anyone know the correct part numbers for the 1968 bird rear mount antenna mast and the mount itself?? How about for the front mount antenna?? A: MAST Front and Rear 67-68 F 3934224 BEZEL Frt Fender 67-68 F 3897333 BEZEL Rr Qtr. 67-68 F 3903424 BODY Frt and […]
Q: H.O. Stripe (Rally Stripe) Fading I’m considering painting the H.O. stripes on my 1968 coupe, instead of using the decals. A: if you are afraid of the stripes faiding,try this tick I learned when I worked in a body shop.apply the decals before you clearcoat and then proceed with the paint job as normal,they […]
Q: Front Bumper Gap I just bought a 1968 coupe here in Oklahoma and the front bumper has a gap of 1/2 to 3/4″ between the rear of the bumper and the front bodywork (fenders and hood). Is there supposed to be a filler strip between the bumper and bodywork, or is the bumper too […]
Body - Antenna (9)
Q: Antenna Part Numbers for 1968 Does anyone know the correct part numbers for the 1968 bird rear mount antenna mast and the mount itself?? How about for the front mount antenna?? A: MAST Front and Rear 67-68 F 3934224 BEZEL Frt Fender 67-68 F 3897333 BEZEL Rr Qtr. 67-68 F 3903424 BODY Frt and […]
Q: 67, 68, and 69 Antenna Styles For the First Generation Firebird, I have seen several types of antennas (power/manual) located both the front and rear. What is correct? A: The RH Front Fender Manual Antenna was standard with the radio option on all 67-69 Firebirds. For 67/68 Firebird only, there was an optional Rear […]
Q: ’68 Antenna Style I have a question regarding the radio antenna of my 68 bird. The current antenna is the telescoping (manual) oval type with my radio AM/FM. I am looking to replace or have mine rechromed. I read in the year one catalog that the telescoping manual ant. only came with the AM […]
Body - Rear Bumper and Tail Lights (3)
Q: How do I hook up my reverse lights I have a question regarding my car’s backup lights… I have a coulumn shift automatic, and I am unsure which switch is connected to the backup lights. All I know is that they do not work. My neutral safety switch does work though. If anyone has […]
Q: Brake Lights Stay On I have an annoying problem: I changed my master cylinder due to a leak. The operation was a complete success, with no extra parts left over! When I drive the car, and then stop, my brake lights are on. I’ll tap them, they go out and stay out. What’s up? […]
Q: Rear Tail Light Problem I am having a lot of problems with my tail lights. All the problems started after one of my bulbs burnt out and I tried to replace them. Any ideas? A: I guess I better go back to lightbulb school, or get glasses. I did not realize that the wrong […]
Body - Chassis (16)
Q: Date Codes While comparing the date code on my 1967 engine to the Fisher Body Tag, the dates are about three weeks apart. Should I be concerned my engine is not original even though it has the correct engine code (matches docs)? A: As for date coding, the general rule of thumb for drivetrain […]
Q: Bushing Materials — Pros. and Cons. I have heard a lot of debate for what type of body bushings to use. Can anyone give me a definative answer? A: Bushing Materials– Pros and Cons. NVH – Stands for Noise, Vibration, and Harmonics. Typicall things an engineer wishes to limit in a car design. Something […]
Q: Body Bushing Replacement Procedure Does anyone have a procedure for changing the body bushings? I’ve never attempted this and I want to try. There has got to be a painless way, and I’m sure you guys have tried everything. May main questions are, how do I lift the body away from the frame without […]
Body - Doors and Hardware (16)
Q: Door Mirrors for 1968 Was there an optional passenger side side view mirror available and how do I find the correct one for my car. Were there two different kinds used in 68: 1967 mirrors on some of the firebirds in 1968 and some 1968 mirrors on others. How do I find out which […]
Q: Mirror Types for 1968 I realized today that the doors off the coupe, now on the convertible, use “bullet” mirrors (bullet shaped casing with rectangular mirror inside). Was this offered in 1968? A: There were no ‘Bullet Mirrors’ used on any 1968 Pontiac. You had a choice of Manual or Remote Adjustable Chrome Plated […]
Q: Outside Mirrors for 1968 Anybody know what was used for a side view mirror on the passenger side of a 1968 Firebird with a remote control mirror on the driver side? My mirror is rectangular with rounded corners and I have seen non-remote versions in parts catalogs. A: According to the Firebird Red Book […]
Body - Emblems and Stripes (17)
Q: 400 Exterior Badging Did all 1st generation Firebirds that came with 400 engines have all the exterior “400” badging and 400 scoop hoods (except 1967 hoods)? A: The “400” option on the 1967-1969 Firebirds included exterior badging (Decklid, Hood “400” emblems), Scooped (closed) Hood and of course, the 400 engine. This option also included […]
Q: Gas Tank Door Emblem What is the correct style for my 1968? I heard there were to versions: Finger pull or flat A: All 1968 Firebirds had the ‘finger-lift’ feature built into the Emblem meaning, the Emblem is not flat but has an opening under the tail for your finger. This emblem is available […]
Body - General Info (7)
Q: Luggage Rack Was the luggage rack an option available from the factory? My buddies Firebird has one on the roof and he insists it came from the factory that way. A: The luggage rack was dealer installed only. I have only seen pictures with it mounted on the trunk and not the roof so […]
Q: Conv/Coupe Windshield Wipers for 1968 Does anyone know exactly what the difference is between Coupe and Convertible Wiper Arms and Blades. Is it both the Arms AND Blades that are different or just one of the two? If nobody knows, maybe someone could measure the length of their Couple Wiper arms and Blades and […]
Q: Windshield Washer Pump Won’t Stop Early on in the restoration of my 1968 convertible I replaced the windshield washer pump because it was leaking. As a lot of restoration projects go, the car wasn’t put back together and run for several years after the install of the pump. I later discovered that when I […]
Body - Grills and Headlights (15)
Q: 400 Bumper Emblem on a 1968 Does anyone have a template for mounting a 400 bumper emblem on a 1968 Firebird? A: I found a dimension template for the 1967 – 1968 400 bumper emblem that you might be able to use on the Generation-1 Registry web site.
Q: 1968 2 bulb vs. 1 Bulb Parking Lamps Figure 12-7 in the Pontiac Service Manual shows the bulb as LH (or RH) PARK & DIR. SIGNAL LAMP. It also shows marker lamps, but this seems to be an error since the assembly wraps around the corner of the car to serve as both the […]
Q: 2-Bulb Corner Lamps Was there a certain number of turn signal assemblies that had two bulbs in it versus single bulb? A: Early model 68s had the 2-bulb markers,which were phased out in the first couple months of production. Any models had this not just one or another. As near as I can tell […]
Body - Hoods (10)
Q: Hood Tach Information What is the story on the hood tach. A: Just a little background…. The Hood Tach was not exclusively a Dealer Installed Option; Most were factory installed though, I’m sure many dealers did install them as have many enthusiasts over the years. The factory would not have cut a hole just […]
Q: Hood Tach Servicing Does anyone know a good place I can send my hood tach to be rebuilt? A: Randy Watson The Tach Shop 2201 Surry Rd Jeffersonville, IN 47130 812-284-2555 ….Rebuilds, Restores Hood Tachs. *Not sure if he uses silk screening or decals for the Face. “The Tach Man” (South Carolina) www.tachman.com *Aprox. […]
Q: Hood Tach Accuracy I think the hood tachs look great, but are they very factional? Can you read them clearly. Could you very a shift point from 5200 rpm to 5000 rpm? Can you read them that accurately? A: I’m going to create some more waves and say that I never liked the hood […]
Body - Paint (23)
Q: Painting Base Clear or Acrylic Enamel For those who may not remember, my 1968 april gold bird was hit in the fall and it is now in the process of getting painted. I need advice in choosing the proper finish and maintaining its original character (and looking its best). The last owner painted it […]
Q: Firewall Gloss Level What is the correct gloss level for the Firewall. A: I sent an E-Mail to Jim Mattison regarding gloss level on the firewall since the High Performance Pontiac articles were unclear. Here is the response he sent me….. Thanks for the kind words on my 1967 Ram Air Firebird. The car […]
Q: Enamel Paint and Primer When painting something with enamel, should I primer it first, I have heard both yes and no. Will priming it prevent future rust? A: Think of primer as the glue that sticks the paint to the metal. Without it you will find that the paint will chip easily, or even […]
Body - Sheet Metal (12)
Q: Floor Pan Replacement I am about ready to replace the floor pans in my Firebird. Anything special I need to do or suggestions for completing this task. A: I’m no expert, but I did replace the floor pans on my 1968 firebird. Some of the things I learned are: Do one side at a […]
Q: Floor Pan Replacement (revisited) I have just found that I need to replace the passenger side front floor in my 68 and wondered if anyone had any experience with this procedure. It looks as though I must remove the seat attachment structure then go at the floor after that is removed. My question is […]
Q: Floor Pan Replacement I’ve got some rusted floor pans front and rear, both sides. Going to pick up some replacements. I’m no welder, so I was just going to have a local welding shop do the job. Any advice or do’s and don’ts? Brake lines, cables, fuel lines? Welding scars or sealant? A: When […]
Body - Trunk (2)
Q: Jack and Component Paint Color I am cleaning up my bumper jack, jack stand, and tire iron. Can anyone on the list recommend what color appears correct for 1968? Seems like I’ve seen black and a light blue color on these pieces. A: The blue is correct for 1968, but its not light blue. […]
Q: Rear Deck Lid Spoiler Did pre 1969 Birds have a spoiler option from the factory? I thought that it was only available for 1st Gen Birds on the 1969 TA. A: 1) No, the only way to get a spoiler on a 1967 or 1968 Firebird was to get a Camaro spoiler and add […]
Body - Vinyl Roof and Trim Moldings (5)
Q: Vinyl Top Removal I have a 1968 FB 400. It was originally green with a black vinyl top. Its now white with white top. Does anyone know whether I can remove the vinyl top and repaint as a hard top. I want black with purple glitter. A: You can remove the top and repaint […]
Q: Vinyl Top Replacement I stripped off the vinyl off my 1968 and,after getting it down to bare metal,was wondering: 1- whats the best undercoat? I was thinking along the lines of a rust inhibitor topped off with rust-oleum. 2-whats the adhesive of choice? A: When I worked at the GM plant in Fremont in […]
Q: Vinyl Top Replacement I stripped off the vinyl off my 1968 and,after getting it down to bare metal,was wondering- 1- whats the best undercoat? I was thinking along the lines of a rust inhibitor topped off with rust-oleum. 2-whats the adhesive of choice? A: When I worked at the GM plant in Fremont in […]
Body - Windows (18)
Q: Door Glass for 1968 and 1969 Is the door glass for the 1968 same as for the 1969? A: There were actually differences between 1968 and 1969 glass, but the July 1969 parts book lists the replacement as the same. On your 68’s with original glass the glass has a straight line across the […]
Q: Rear Window Removal How do I remove my rear window on my Firebird. A: A special tool is available that is basically an L-shaped blade with a good handle that will cut the adhesive around the glass so it may be lifted out. All auto glass shops have them. A: The first (and only) […]
Q: Rear Window Sticks The specific incident that I am referring to in regards to a window malfunction is as follows: I lowered the passenger-side rear window about two-thirds of the way. When I tried to raise it the crank wouldn’t budge. One of us had to pull up on the glass while the other […]
Codes - All (46)
Q: Body Tag Code C363 What does the c363 mean I cant find it any where. 04d c363 ST 68-22637 LOS 1721 TR 259 I-I A: The code you refer to comes from the Van Nuys, CA Assy Plant. Since no formal documentation has surfaced as to exactly what that code represents, the best guess […]
Q: Engine Unit Number Does Not Match The engine unit number stamped on my 1968 does not match the Billing History but I know it is an original engine. The engine code is WK, and the number next to that is 205848, engine unit production number per the Firebird page Tech info and has no […]
Q: Billing History Codes I just received my Billing History from PHS. How do they equate the codes on the Billing History to the other sheet which itemizes it. A: The numbers on the Billing History you refer to are the Sales Codes which are broken down into groups (34 -thru- 80). Within each group, […]
Codes - Data Plates (20)
Q: Body Tag Code C363 What does the c363 mean I cant find it any where. 04d c363 ST 68-22637 LOS 1721 TR 259 I-I A: The code you refer to comes from the Van Nuys, CA Assy Plant. Since no formal documentation has surfaced as to exactly what that code represents, the best guess […]
Q: Body Tag Special Codes I have a question about a 1969 body tag. The second line has TR, 208, then a 1967, then “B”, PNT (Black Morrokide interior, Burgundy exterior, black vinyl top). Their third line has the 12D in it (December 1969 build date) and about an inch over is a “T339”. What […]
Q: Vin, Body Tag, and Engine Code Information Running the vin number and body tag number on oakmediacreations firebird page the production numbers of the vehicle didn’t match one another plus what do the codes on the engine stand for: Block Casting numbers on R/F of engine (only numbers I can see) GM4 Stamped numbers […]
Codes - Drive Train Codes (4)
Q: Axle Codes for 1967 and 1968 How do I identify the Sales Code for the axle ratio that is shown on the Billing History cards. A: In 1967, the ratio will be shown in the box marked 74 and in 1968, it will be shown in box 37. In both instances, the codes used […]
Q: Rear End Code Facts I am confused by the codes found on the rear end. A: After reading all the comments, I thought I’d better give some facts. The 1967 Firebird axle housings have the loops (where control arm bushings would mount) on top of the center chunk as if they were getting A-body […]
Q: Date Codes While comparing the date code on my 1967 engine to the Fisher Body Tag, the dates are about three weeks apart. Should I be concerned my engine is not original even though it has the correct engine code (matches docs)? A: As for date coding, the general rule of thumb for drivetrain […]
Codes - Engine Compartment Codes (12)
Q: Engine Date Code for 1967 I have confirmed that the engine number on my 1967 is: 415371 is the motor unit number, YT is the engine code: 400 AT with AIR, and the number on the distributor pad, is actually 9786133 and denotes a 1967 400 cid block. What I am curious about is […]
Q: Ram Air Features for 1968 *Please review and advise on any discrepancies. If you have corrections, please provide references for verification (Pt.No’s., etc.) Thanks ! 1968 Firebird Ram Air Features… ENGINE BLOCK Casting Number… 9792506 Codes… WI (RAI-MT), XN (RAI-AT), WU (RAII-MT), XT (RAII-AT) {4-Bolt Main} CYLINDER HEADS Casting Number… 31 (RAI ‘D’ Port) […]
Q: 350 HO Codes for 1968 What were the possible options and codes on my: 1968 Firebird 350 H.O. L-76 H.O. Engine, 4Bbl Carb, Dual Exhaust, “H.O.” Side Stripes A: Engine: 350 H.O. Man. Trans. “WK” 320 H.P. 10.5:1 Compr. 350 H.O. Auto. Trans. “YM” 320 H.P. 10.5:1 Compr. Trans: 3-Spd. Standard (C/S) Saginaw “RJ” […]
Code - General Info (15)
Q: Fisher Body Sequence Number My body tag has 111 to the left of the build date code (05C) on the top line. What does this code mean? A: The three digit codes in this location are most likely Fisher Body Sequence Number (for production).
Q: Rally II Wheel Codes Does someone know the correct codes for Rally Rims? Specifically, I heard there was a different code for rims on drum versus disc. A: Check out the Classic Pontiac Server web site: http://www.pontiacserver.com/wheels.html It is a fairly comprehensive page dedicated to pontiac rims and codes. Another site with good information […]
Convertible (20)
Q: Convertible Trim Removal for a 1969 How do I remove the following trim items for a 1969 convertible: 1. Front Fender “Louvres” Do they just use a stud with a nut on the back? Will there be any trouble accessing the back side? 2. Convertible Well Molding – Does this just “Pop” off, and […]
Q: Moulding Removal Help I have another question. I have a 1968 convertible that I am taking in for a paint job and want to remove the moulding that is around the top on the rear deck but can’t figure out how to get it off. How does one release the clips for this molding. […]
Q: Removing Chrome Strip Around Trunk Well Lining I need to replace my trunk well lining. How do I remove the crome strip around it and then replace it? What do I need to buy to replace the rubber looking stuff under the trim to seal it to the body? A: REMOVAL: There shouldn’t be […]
Electrical (13)
Q: Starter Wire Does the purple 12 ga wire from the wiring harness to the starter go to the “R” terminal or the “S” terminal on the starter? and what is the other terminal for? A: The 12 gauge purple wire goes from the starter switch, through the firewall plug harness, then down to the […]
Q: Wire/Solenoid Problem After driving my 1968 on the highway when I pull into my neighborhood, the car starts to cut out a little. If I stop the car, many times it won’t start until it cools down, and when it does start, it runs very poorly, cuts out and dies. I started looking at […]
Q: Fuel and Temperature Gauge Problems I have an inoperative fuel gauge ( always full ) and temperature gauge ( always cold ); the oil pressure and alt gauges are both operational. Several “shadetree mechanics” tell me the problem may be in an improperly grounded rally cluster metal case. I recall that the wiring harness […]
Engine - All (134)
Q: Engine Code Confusion for 1969 I’m completely confused about the the engine serial # vs. the partial vin # on the engine…. A: In 1969, the partial VIN was stamped on the front, RH face of the Engine. It could also be found on Manual Transmissions in addition to the “hidden” partial VINs stamped […]
Q: Carburetor – Converting From 2 BBl to 4BBL I’m converting my 1968 2 BBL to a 4 BBL EDELBROCK Performer 600. I’m up to the point of making connections to the carb (linkage, fuel line, air cleaner, vacuum lines). I have the following questions (I know several of you have done this). Note: Bare […]
Q: Sprint Radiator What is the correct radiator for a Sprint engine? I am worried I do not have the correct one since I keep over heating plus someone mentioned my Sprint is missing “Filler Panels.” A: Single core is correct for a 1968 Sprint, unless it had the HD cooling. Radiator should have a […]
Engine - 326 and 350 Specific (3)
Q: Heads for 350 2-bbl converted to 4-bbl A: With regard to the original post about cam selection for a 350 2-bbl converted to 4-bbl, I would suggest the Pontiac 067 or Summit 204/214 cam which was offered by someone on the list. I would go NO HIGHER than the 204/214 for your application, since […]
Q: 350 2bbl Build-up I am trying to figure out the best way to get performance out of my 350 2bbl. 1. Whant is the best Intake 2. what would ba a good carb. 3. What would e the Biggest cam I could use with a stock valve train 4. How much can I mill […]
Q: “Numbers Matching” How do you know if you have a numbers matching car. A: People still call cars “numbers matching” if all of the Part Numbers and Casting Codes are correct and pre-date the car by the correct 1-3 months (in general). A: Use the following web pages on the First Generation Firebird web […]
Engine - Carburetor (27)
Q: Gasket between Qjet and intake While spraying Gummout carb cleaner down the primaries on my Quadrajet carb on my 1968 400, I noticed that the Gummout was leaking out from between the Qjet and the intake. Not a good sign. I assume that is my problem (or I created the problem with too much […]
Q: Distributor Vacuum Advance Valve Assy Was the Vacuum Advance Valve (control) only on Firebird’s, or was this also on GTO’s ? Was it installed on any `68 Pontiac with any manual trany ? A: The Distributor Vacuum Advance Valve Assy was used on all 1968/1969 Pontiac’s with Manual Trans and the 1967 M.T. A.I.R. […]
Q: Carter Carburetor Adjustments The carter carb is very similiar if not almost identical to an edelbrock 600 cfm carb. I really need assistance and desperately. One of the questions is about the two screws on the front of the carb at the base. What should these screws be turned to? The carb has an […]
Engine - Cooling System (16)
Q: Firebird 400 Radiator Outlet Size for 1968 I’m trying to figure out if the radiator in my 1968 Firebird 400 is original or not. A: For starters, does your radiator have “HARRISON” embossed on the tanks ? How about the Production Usage Code Tag ? 400 Codes…. UQ, UP My original (UQ…RAI, 4spd) is […]
Q: How Hot is Too Hot One Question to all – What is hot (in your own opinion) for an engine to run? How hot – is to hot? 190?,195?, 200?,215?, 225? A: In my opinion, 215 is when you start looking at the guage more thn the road. 225 is when I shut it […]
Q: Overheating Engine I just recently purchased a 1967 bird with a 400 and an automatic tranny. It needs some work but for the most part is all original. The motor has 670 heads and is a YT. It seems to over heat when sitting still. When I am driving it runs about 180 but […]
Engine - Decals (1)
Q: Emissions Decal Placement I am looking for the proper place to put the black emissions decal. I think it goes on the bumber filler panel, althought not sure if it is the passengers side or drivers side. A: I measured mine. It is on the passenger-side filler panel. It is positioned 4 1/2″ from […]
Engine - Fuel System (19)
Q: Removing Fuel Sending Unit I have a leak around where the fuel lines come out from the fuel tank. How do I remove the fuel tank sending unit? Do I need a special tool? A: You don’t really need a special tool to remove the sending unit lock-ring. First clean off the area around […]
Q: Fuel Sending Unit (2-Line) for 1968 400 I’m getting conflicting stories about a sending unit for my 1968 / 400 / TH400 / air car. Some say only 350 is available, some say only no a/c available, some say it don’t matter. Anyone had to replace one? What can I use for this combination? […]
Q: Fuel Guage Sending Unit Sock A few weeks back I was looking for information on how to replace the sock on the fuel gauge sending unit. Anyone ever done it? Is it hard to do? Got advice???? A: This weekend, I took a look at my sending unit. The sock was missing, so there […]
Fuel System - General Info (18)
Q: Fuel Sending Unit (2-Line) for 1968 400 I’m getting conflicting stories about a sending unit for my 1968 / 400 / TH400 / air car. Some say only 350 is available, some say only no a/c available, some say it don’t matter. Anyone had to replace one? What can I use for this combination? […]
Q: Fuel Guage Sending Unit Sock A few weeks back I was looking for information on how to replace the sock on the fuel gauge sending unit. Anyone ever done it? Is it hard to do? Got advice???? A: This weekend, I took a look at my sending unit. The sock was missing, so there […]
Q: Lead Substitute On my 1968 Firebird 350, is lead substitute added to gas recommended? A: I add it to my 350 and use octane 92 gas. I do both to increase the octane levels the engine was originally designed to run on. This recommendation started when I started having acceleration and knocking problems when […]
Engine - General Info (46)
Q: Engine That Sat for 5 Years What is the precedure for an engine that was rebuilt and then left sitting five years with no break in period?? It was only started at the rebuilders shop and i need to know what steps I should take to get it loosened up and ready to run. […]
Q: Dipstick Problem after Rebuild for 1967 I just rebuilt a 326 Pontiac motor to put onto a 1967 firebird. Before I had it rebuilt the dipstick was fine like it should be. But when I got the finally put in the car and fired it up the dipstick shoot right out of the the […]
Q: 670 Heads Should I use my 670 heads or switch to something else. I have heard the 670 are closed chamber heads and the valves are shrouded. You would do better with some 62,16,12,13, or 48’s. A: While you are right about the shrouded valves, I find it interesting that Pete McCarthy writes the […]
Engine - H.O. Specific (3)
Q: 350 HO Codes for 1968 What were the possible options and codes on my: 1968 Firebird 350 H.O. L-76 H.O. Engine, 4Bbl Carb, Dual Exhaust, “H.O.” Side Stripes A: Engine: 350 H.O. Man. Trans. “WK” 320 H.P. 10.5:1 Compr. 350 H.O. Auto. Trans. “YM” 320 H.P. 10.5:1 Compr. Trans: 3-Spd. Standard (C/S) Saginaw “RJ” […]
Q: 350 H.O. Components What components were used on a 350 HO that made it special from a regular 350? A: TH400 – Definitely used on 350HO but TH350 on std 350 engines (if ordered with Turbo Hydramatic) Carb – 7029268 is correct. I bought the same one when I needed a carb. Suspension – […]
Q: Verify a 350 H.O. Up until about 5 minutes ago I thought my bird was originally an inline 6. Well I now know it was a V-8 after checking the VIN. Is there anyway to tell if it could have been a H.O. through the vin and trim or would I have to go […]
Engine - Ignition System (8)
Q: HEI Upgrade Thanks for all the input. What I’ve read is that the increased efficiency of electronic ignition will enable the end gases to burn normally, rather than contribute to knock. It seems to me that to reduce knock, I’d have to replace the coil and wires, and regap the plugs, along with replacing […]
Q: HEI Fit I am about to throw the engine back into my 1969 bird and thought I’d go ahead and replace the distributor with an HEI unit. As the clearance is so tight to the firewall will any poncho distributor fit or do I have to get the “small cap” one? A: I’m not […]
Q: Starting Problem (Bypass Solenoid) Tip for bypassing the solenoid if will not start but still have power. A: I was stranded last night for 3 hours because my car wouldn’t start. I had power so I figured its the solenoid. Finally a good old boy stopped and showed me how to bypass the solenoid […]
Engine - OHC Specific (5)
Q: OHC Meaning I keep reading OHC for engine descriptions. What does this mean? A: OHC – Over Head Cam which correlated with the 6-cylinder.
Q: OHC-6 Buildup I am starting to get ready to rebuild my “rebuilt” (so said the previous owner) OHC-6. I know some of the problems these engines have with oil and wiping out camshafts, but I was wondering while I have the block torn apart, are there any special machining operations I should have done? […]
Q: OHC Conversion to V-8 OK gang I really need some help here. I’ve been looking for a 1968 convertible 400 car for about a year now, however I’ve not been satisfied with the condition/options of the cars for the $. Consequently I’ve entertained the idea of just building my own. I am somewhat of […]
Engine - Paint (7)
Q: Firewall Gloss Level What is the correct gloss level for the Firewall. A: I sent an E-Mail to Jim Mattison regarding gloss level on the firewall since the High Performance Pontiac articles were unclear. Here is the response he sent me….. Thanks for the kind words on my 1967 Ram Air Firebird. The car […]
Q: Engine Compartment Detailing I am detailing my engine compartment and am wondering what were the original colors. A: – What color is the transmission dip-stick handle? ….The Handle should be painted Engine Color. – I have stock exhaust manifolds and a heat shield. The shield appears to have been painted black. Is this original […]
Q: Heater Hose Bracket Color My 1968 350 2-BBL was missing the bracket which attaches to the front of the engine and helps keep the heater hose away from the exhaust manifold (NOT the bracket which sits on the right fender well). I purchased a new bracket from Ames Performance. The part came in the […]
Engine - Ram Air Specific (9)
Q: Rain and the Ram Air Scoops All this talk about ram air hoods got me thinking and since i’ve never had the pleasure of viewing a real ram air in the flesh I ask. What do you do when it rains? How do you keep the water out. I can’t imagine people in the […]
Q: Ram Air V I have heard Pontiac made some Ram Air V in 1969 but were available in a crate only. If they were crate motors could you not have put it into a Firebird? A: … the factory didnt put these race motors in any production cars. A little over 200 were sold […]
Q: AC and Ram Air Was the AC option available on a 1969 Ram Air? A: for what its worth, ac was avaialble on both auto and ac cars in 1969 (not true for 1968 see below). However, NONE of the true ram air cars ever received factory AC. (ie 1967-1968 ram air I, 1968 […]
Engine - Sprint Specific (4)
Q: Sprint Option I currently own: 1968 Firebird, Straight 6, 4.1 Litre overhead cam, 2-speed powerglide with 72,000 miles – unrebuilt. I have heard the following things: 1) a 4.1 litre was more rare than the common 3.8 litre overhead cam – Question: Is this true? 2) that the basic configuration that my car currently […]
Q: Differnece between Sprint and Regular OHC-6 What was the difference betwen a regular OHC-6 and the Sprint. I know the Sprint came with a 4BBL and a hotter cam A: The Sprint package included these items you mentioned, also a higher compression head, larger balancer,low restriction exhaust with split exhaust manifold, dual valve springs, […]
Q: Sprint Build-Up I want to make a Sprint out of my OHC-6. I realize this decision also involves a number of different changes – interior as well as exterior. Anyone have the list of options the Sprint came with? I know a 3speed was standard, but was there and automatic? From the Master List […]
Exhaust (10)
Q: Long Branch RA III Headers Bolt to 350 Block Will long branch RA3 headers bolt up to a 350 block? Mess with performance good/bad? A: Compared to the stock log manifolds, the Longbranch units are a big win. About the only negative would be dealing with the oil filter location, and there are good […]
Q: Long Branch Exhaust Manifolds Were the 400 Ram Air cars only F-Bodies that have ever had the Long Branch Cast Iron header-style Exhaust Manifolds? A: NOT TRUE…. 400 H.O.s came with the long branch manifolds and oil filter adapter. Definitive word is still not out on the 350 H.O. M/T cars in 1969 receiving […]
Q: Manifold Repair 101 I welded it up but the weld makes it not seat properly (I tried to grind it but I went through 2 grinding stones on my drmmel tool and barely made a dent) so it’s leaking pretty bad. A: You’re a brave soul welding a cast iron manifold while still on […]
Interior - All (146)
Q: Clock Mechanism Cleaning (Do-it-yourself) How did you disassemble it? Mine is from a 69. The contacts are black and no current can get through…. Can’t get the time adjustment out of the front. Was just about to send mine out to be converted but would LOVE to have the original tick-tick back. Where did […]
Q: Custom Walnut Knobs for 1968 Do you know if the walnut shift knob was an option installed at the factory, or the dealer. There is a lady I work with, who owns a 1968 OHC 6, 4spd, that she has owned since 72, and it has the walnut shift knob. One thing I noticed […]
Q: Stock Cluster to a Rally Gauge Cluster Converting a Stock Cluster to a Rally Gauge Cluster on 1967 Firebirds. By Tony and converted by Al A: Introduction For those who wish to convert their stock, (idiot lights) speedo cluster to a Rally Gauge Cluster, on their 1967 Firebirds, here is the background information you […]
Interior - Seats and Belts (27)
Q: Seat Belt Adjustment The buckle won’t let the belt slide at all-and I lubed that sucker up pretty good and yanked about as hard as I could. I thought maybe there was a catch to it but I bet its just froze in place from years in the same position. A: The plastic buckle […]
Q: Fold Down Rear Seat Recovering Does anyone have some advice on recovering the folding rear seat in my convertible? I was going to order the foam seat cusions for the front seats, but I don’t think they have them for the folding rear seat. How do I go about doing this? A: Seat bottom […]
Q: Seat Belt Replacement in a 1968 I am having a problem finding 1968 seat belts for my Firebird, but I came across an almost complete set of belts for a 69. Will these belts fit properly? And also the firebird I purchased has new floors in it, is there a way of telling what […]
Interior - Clocks (8)
Q: Clock Wiring I have a clock i bought off of EBAY a while back and it seems to be in great shape. I wanted to hook it up to a battery, but didnt know the best way to do this. It has the complete wire harness 3 wires — 1. black 2. grey – […]
Q: Custom Trim Option (Code 554) My billing history indicates my 1968 came with custom trim. What was included with this option? A: For the 1968 Firebird, the Custom Trim Option (554) included the following…. Custom Seat Covers (Morrokide and stitched knit vinyl) Custom Molded Door and Quarter Trim Panels, Assist Bar (above Glovebox) Dual […]
Q: Clocks for 1967 and 1968 Anyone have information about original clocks, how they were mounted and correct colors. A: I’m trying to sort out some particulars regarding the Clock option for 1967 and 1968 Firebird. Here’s what I know (or suspect) so far… 1967 Firebird Gauges, Tach & Clock had a ‘black’ face; 1968 […]
Interior - Consoles and Components (20)
Q: PMD Walnut Shifter Knobs What is the correct Pontiac Motor Division walnut shifter knob style? A: Use the following link for a photo of an Installation Drawing for the Walnut Shifter Knobs for 3 and 4 spd M/T Pontiac’s: These are the “PMD” style knobs: 3spd – “PONTIAC MOTOR DIVISION” w/Red Crest (pt. # […]
Q: T-Handle Shifters Did TH400 trannies ever come with T-handle shifters in any Firebirds? A: Yes, the 1967 400/400 has a T handle for the automatic. As far as I know the handles were the same for all 1967 automatics ( T handle with the “button” above/inside the T). In 1968 they went to a […]
Q: Hurst Shifters I was wondering if anyone out there has replaced their click-clack console in a 1967 with something else. I am converting my car from a ST300 to a four-speed, and will be using a Hurst shifter. I was thinking of trying to find a shift boot that will fit in the opening, […]
Interior - Dash and Instruments (38)
Q: Hood Tach Placement Variation Did the hood tachs get place in the same spot over the years. A: There is a difference between the hole size, mounting holes and location between 1967 (tall style) and ’68-1969 (short style).
Q: Speedominder Recently, I bought my second 1967 with a 400/400. The options on the car are PS/PB/tilt/cruise/AC/160 speedo/guage cluster/power windows. On the speedo, there is a needle for the mph, and a white needle for ??? and has a cable with knurled knob under dash/steering column to reset back to zero. I have never […]
Q: Hood Tach Information What is the story on the hood tach. A: Just a little background…. The Hood Tach was not exclusively a Dealer Installed Option; Most were factory installed though, I’m sure many dealers did install them as have many enthusiasts over the years. The factory would not have cut a hole just […]
Interior - Doors (8)
Q: Key Replacement I have lost the keys to my Firebird. Is there anyway to replace these or do I need to replace all my locks? A: If you have the billing history for your car from PHS it lists the four digit ignition key and trunk key codes. Take this to a GM dealer […]
Q: Custom Trim Option (Code 554) My billing history indicates my 1968 came with custom trim. What was included with this option? A: For the 1968 Firebird, the Custom Trim Option (554) included the following…. Custom Seat Covers (Morrokide and stitched knit vinyl) Custom Molded Door and Quarter Trim Panels, Assist Bar (above Glovebox) Dual […]
Q: Armrest Pad Interchangability I know the arm rest on most 1969 G M cars fit and are the same on 1968 standard interior, some have chrome strips. These can be found at the wreckers in all colors. A: He is correct. All 1968 thru 72 GM A body cars (Chevelle, GTO/Lemans, Cutlass,Monte Carlo, Skylark, […]
Interior - General Info (14)
Q: Assist Handle, Hood Light and Compass Location, and Head Rests Questions for 1968 Was the assist handle over the glovebox an option on any Firebird? Or only on custom Interior equiped Birds? Where exactly were trunklight and under -the- hood light mounted (dimentions?) Where was compas mounted? Was there headrests available on 1968 models? […]
Q: Colors of Interior Parts with Parchment Anyone out there with a 1968 Parchment-colored Custom Interior. I have some questions. What color is the carpet in your car ? Is it black or parchment ? Mine is missing. What color are the kickpanels ? Mine are black What color is the U-shaped (in cross-section) strip […]
Q: Correct Interior Colors for 1968 Does anyone know the original color of the rear speaker grilles in the 1968 coupe and other interior parts? I need to repaint and want to get it correct. A: Flat colors : Upper instrument panel,rear window defroster grille,radio speaker grille. DuPont # for Flat Black is 4428L Semi-gloss: […]
Interior - Heating and Cooling (11)
Q: AC Actuators and Antenna Plug As I am taking apart the front end of my bird, I have found two things and I don’t know what they are. One is come kind of canister and the other is a strange wire, like a plug or something. I took pictures of them so you can […]
Q: Adding After Market AC Unit My 1968 did not come with AC and now that I live where it hits 110 easy in the summer, welllllll. How hard is it to add non stock AC and I won’t even ask about the money, HA HA Thanks for your thoughts A: Easy… $1000 and a […]
Q: Power Flow Ventilation 1969 owners have our OWN unique problems – like finding correct blower assemblies for the Power-Flo Ventilation system option available on non-AC cars. How does this differ from a heater only car – vendition system?? My convertible has a fan motor and a slide control to allow fresh air in. Is […]
Interior - Radios and Components (19)
Q: Alternatives to Cutting Holes for Sound System Upgrades What are my options for adding an aftermarket stereo system to my first generatin Firebird? A: One way to add to your first gen sound system without doing ANY drilling, screwing, cutting, etc. WHATSOEVER to the interior or anywhere on the car for that matter: Find […]
Q: After Market Radios I would like to put a stock looking radio in my 1969 firebird with a CD player located somewhere else , like trunk or CD player in dash would be good .They list them for 1968 Firebird but not 1969 .Anybody have any neat trick they have done , I want […]
Q: AM/FM Connections 1967 I bought an AM/FM radio that is supposed to be for the 1967. The dash speaker is missing and so is the original radio connector. The connector on the radio has 3 connections. I would imagine they are ground, +12 and speaker out (common ground). My question is, does anyone know […]
Interior - Steering Column (9)
Q: Turn Signal Too Fast My turn signals are flashing too fast. The only flasher I’ve seen in my 1968 is attached to the fuse box located near the left kick panel. Since a replacement flasher there did not fix my too fast turn signals, I’ll look behind the ashtray for a second flasher. I […]
Q: Cruise Lever I found a cruise lever for sale on EBay. I wonder if it is correct? A: I looked the part number, 6465256, in my parts book, and the description reads “Lever and Switch Assy, Directions Control-1968-70 All w/cruise control”. 6455211 would be correct for 1967. Another minor error on the part of […]
Q: Speed-o Cable Lube My speed-o-meter decided to quit on me. I’m pretty sure I know what the problem is. I’m planning on taking it apart this weekend to clean a lube. My question is this, what do you use to lubricate the cable? is there a special lube or do I just use a […]
Interior - Trunk (3)
Q: Trunk Paint I’m about to start grinding out my trunk for restoration. I have two conflicting records on the trunk area. One calls for a rubberized black coating. The other refers to the GM’s spackle paint. Can someone tell what the original appearance of the trunk area was? A: My 1969 has spatter paint. […]
Q: Trunk Floor Replacements I am looking into purchasing the trunk floor for my 1967. I noticed differences in prices from $69 to about $105, from different companies. If anyone has ordered one that they would recommend please let me know. A: The trunk floors vary in size. The larger ones will go all the […]
Q: Tire Jack Codes I want to find original tire jack parts but do not know what part numbers I should look for when I see them. Does anyone have the information? A: This is what I could find about the jack codes (this is a sample from the 1967-1973 Firebird parts catalogue) Group Part […]
Interior - Paint (4)
Q: Firewall Gloss Level What is the correct gloss level for the Firewall. A: I sent an E-Mail to Jim Mattison regarding gloss level on the firewall since the High Performance Pontiac articles were unclear. Here is the response he sent me….. Thanks for the kind words on my 1967 Ram Air Firebird. The car […]
Q: Correct Interior Colors for 1968 Does anyone know the original color of the rear speaker grilles in the 1968 coupe and other interior parts? I need to repaint and want to get it correct. A: Flat colors : Upper instrument panel,rear window defroster grille,radio speaker grille. DuPont # for Flat Black is 4428L Semi-gloss: […]
Q: Plastic Part Paint Stripping and Painting Once the dash is a beautiful new rich deep color of black, what’s the best method of adding the chrome trim back on? Or even retouching the chrome? I’ve tried model chrome paint but that looked very ugly (could have been the shaky hands!) Does anyone have any […]
Miscellaneous - All (40)
Q: Companies for Your Project The most asked question is “Where do I find so and so part.” This will point you to a growing list of information that you can have sent to your email box. A: You can receive a copy of a list of parts and service companies that have been recommended […]
Q: Classic Car Insurance Anyone know of any insurance companies that will insure classic cars? A: I have what’s called an “agreed value” policy on my 1969 claissic. Get an agreed value policy, NOT a stated value. Stated value is what you “state” the car to be worth. It simply sets a maximum dollar amount […]
Q: Buying a First Generation Firebird What do I need to look for when I buy an old Firebird. A: To buy a first generation Firebird, you will want to first decide what year you would be interested in. Each has its advantages and disadvantages. For little long run headaches, you will want to look […]
Miscellaneous - Year Changes (7)
Q: Power-Flo Ventilation for 1969 What is “Power flow”-pardon my ignorance. A: Power-Flo Ventilation (that’s how it was spelled in the brochures) was an option available in 1969 and 1970 Pontiacs and Buicks, Firebird was 1969 only. It was offered on non-AC cars, was about $15 and change, and was 2 blower assemblies mounted up […]
Q: Custom Trim Option I am confused that my car has the custom option trim (554) but it only has standard interior. A: The Custom Trim Option with custom seats for the 1968 Firebird was identified on the Firewall Trim Tag as Style 22667 (conv) -or- 22637 (coupe). (22467 and 22437 were Std. Interiors). According […]
Q: 1964 Pontiac Banshee How does the Banshee play into the history for the Firebird. A: If I remember correctly, the 3rd generation Corvette was already on the drawing boards, and the Banshee borrowed styling cues from that car. A couple of things that distinquished the Banshee from the Corvette was that the Banshee used […]
Miscellaneous - Companies (1)
Q: Companies for Your Project The most asked question is “Where do I find so and so part.” This will point you to a growing list of information that you can have sent to your email box. A: You can receive a copy of a list of parts and service companies that have been recommended […]
Miscellaneous - General Info (15)
Q: Building Replica 1969 Trans Am I’m building a replica 1969 Trans Am from my 1969 Firebird. I have many pictures and books to go from, but still have a few details I’m uncertain on: 1. On the front fender, is there a Firebird emblem or just the Trans Am sticker (I’ve seen them both […]
Q: GM Assembly Line Story Some of you I recall worked at one time in the GM assembly plants so I thought some of you might find this interesting. A: I’m going for an MBA and one of my textbooks makes reference to a book by B. Hamper titled Rivethead: Tales from the Assembly Line. […]
Q: Film: Gone In Sixty Seconds Another First Generation Spotting in a Film. A: I just got back from seeing the new movie Gone in 60 seconds and it’s a blast. Lots of nice cars and chase scenes but the greatest thing (I won’t give the plot away) is that towards the end they are […]
Miscellaneous - Insurance (2)
Q: Classic Car Insurance Anyone know of any insurance companies that will insure classic cars? A: I have what’s called an “agreed value” policy on my 1969 claissic. Get an agreed value policy, NOT a stated value. Stated value is what you “state” the car to be worth. It simply sets a maximum dollar amount […]
Q: Before an Accident I got into an accident with his 1968 firebird (other guy’s fault). My bird is worth around $5,000, but blue book doesn’t show that. What the insurance company is planning on giving me probably won’t cover the damage. Any suggestions? A: The question of what the cars worth is,should be settled […]
Miscellaneous - Storage (2)
Q: Storage Information I unfortunatly live in the northern regions where I can not or should not drive my Firebird. What is the recommended steps or procedures for winter storage. A: I have some general recommendations located on the First Generation Firebird web site at: http://FirstGenFirebird.org/car-storage-information/
Q: Storage Bags Any idea where I can obtain a storage bag for a car? I hear you can buy a huge zip-lock bag to store a car in… Any suggestions? A: There are products for long term storage that really work. One is a car bag that is sealed and has a small fan. […]
Miscellaneous - Production Totals (6)
Q: Totals for 1968 I just got my package from PHS which is very informative, except it didn’t have the production numbers for 1968 – the year I am (most) interested in. It had the # of coupes vs. conv. made for each of the “other” years – 1967 & 1969. Does anyone have them […]
Q: H.O. Firebirds were Built for 1968 How many 1968 H.O. Firebirds were built? A: The only known figure is from the 1968 Engine Production Log. 2099 total Firebird H.O. engines produced 1415 4spd engines 684 auto engines From here, everything is an estimate based on input from several die-hard Pontiac enthusiasts using the Coupe […]
Q: Ram Air Production Totals for 1968 I have heard conflicting information for the Ram Air production totals for the 1968 Firebird. What is the correct totals? A: With all the confusion about Production Totals regarding the 1968 Ram AirFirebirds, I thought I’d run this by you…Once upon a time, Fred Simmonds (PMD) published various […]
Miscellaneous - Values and Buying Tips (8)
Q: Buying a First Generation Firebird What do I need to look for when I buy an old Firebird. A: To buy a first generation Firebird, you will want to first decide what year you would be interested in. Each has its advantages and disadvantages. For little long run headaches, you will want to look […]
Q: Shipping a Car I am about ready to buy a Firebird but need to transport it from California to Maine. I can not drive it so what are my options. A: When I shipped my 1968 350 conv. from Boston to Seattle I used Intercity Vanlines. They use only totally encloded trucks and were […]
Q: Value of 1967 Coupe I was wondering if there was anyway that anyone would know how to find out the value of a certain car. I have a 1967 Firebird. The car has a 326 H.O. Powerglide Tranny. Red w/ Black vinyl roof. Air, Power Steering and brakes, custom interior which is almost flawless, […]
Suspension and Steering - All (26)
Q: Power Steering Pulleys for 1968 I am trying to determine the proper double drive pulleys that were used for the power steering opition on a 1968, 350, with a 4 speed manual transmission. If anyone has a factory stock power steering setup I would appreciate it you could tell me the approximate diameter of […]
Q: Spiral Shocks for 1968 I’m looking for a set of original correct 1968 Firebird spiral shocks. A: …I too have been chasing ‘Sprial’ Shocks for a few years now. I have found a couple of NOS shocks (1 rear, 1 front) as well as some used one’s. Still trying to find the correct, part […]
Q: Power Steering Conversion I am interested in putting power steering in my 1968 Firebird 400. What is the best approach? Is there a later model Firebird that has a steering box, pump, brackets, etc. that will directly bolt up? A: Use all the engine mounted hardware from a 1968 Pontiac V-8 Each year is […]
Suspension and Steering - General Info (2)
Q: Front-end Rebuild – General How difficult is it to perform a front-end rebuild by myself? Is there a step-by-step online guide to doing this someplace? A: Doing it yourself is easy. There are several pain in the arses though. First, removing the rivets holding the ball joints in place on the control arms. You […]
Q: Front End Rebuild on a 1968 I am getting ready to rebuild the front end on my 1968 coupe. I’ve never done this before and am wondering what I need to know. I know I need to dissasemble the whole front end, but what else? What tools would I need? How long does it […]
Suspension and Steering - Steering (7)
Q: Pitman Arm Installation I just received a new pitman arm from Ames today. I know how to remove it, but how do you install it without misalignment to the steering gear? There doesn’t seem to be any marking on the new arm I can see. A: the pitman arm has a spline cut in […]
Q: Steering Column Has Play Steering column has play, is there a fix for a worn out column? A: The steering play can be coming from a couple of places: the rubber/fiber flex joint or the gear box. The joint is simple to replace and most auto parts stock it their misc section. You’ll have […]
Q: Steering gearbox’s for 1967 What is the correct steering gearbox’s for ’67? A: Power steering: Box ratio, 17.5 to 1 (not the same as Overall Steering Ratio, which is not given, but probably 21 or 22 to 1). Housing assembly part number: 5691674 * Quote from service manual (supplement): The only difference in the […]
Suspension and Steering - Suspension (17)
Q: Refurbishing Suspensions Since there seemed to be others interested in refurbishing their suspensions, I am posting my experience in working on mine and a question about a noise problem. Over the past few days I worked on both the front and rear suspensions of my 1968 Firebird 400. I replaced the 30-year-old springs and […]
Q: Suspension Parts for Rebuild I am rebuilding my front end, were is the best place to buy all the suspension parts ,Ball Jounts,tie rods,control arm bushings etc. A: I’ve done some $$ comparison (as of January 2000): PST (800-247-2288) has an KIT for – $149 (rubber) – $219 (polygraphite) it includes: 2 upper and […]
Q: Removing Struts Problem I’m dismantling my front suspension for painting. The problem is the shocks don’t fit thru the holes in the lower control arms, so I can’t remove them. Anyone had this problem ?? Is there a safe way to dismantle everything without pulling out the shocks and springs first. I should say […]
Transmission and Clutch - All (17)
Q: Deaborn 3-Speed for 1968 My 1968 400 came with a Dearborn 3-speed transmission, complete with “FoMoCo” stamped on the case! The bell housing had two bolt-hole patterns already drilled. I helped a friend drop the trans in his 1968 Olds 442 — same thing. I have heard this was due to a strike at […]
Q: Transmission Swap 1967 I was wondering if anyone could tell me what is involved in swapping a powerglide tranny out of my 1967 Firebird for a 400 Turbo or 350 Turbo — which would be easier? (Would I have to change cross-member, yolk, or drive shaft on either of these applications?) I would appreciate […]
Q: 6-speed Trans Modification I want to install a 6-speed transmission in my Firebird since here in the Netherlands, gas prices are expensive. Is this possible? A: if you want to install a 5 or 6- speed transmission, go ahead. I’ve installed a 700r-4 in a 1968 Camaro convertible and I love it. When my […]
Transmission and Clutch - Transmission (17)
Q: Deaborn 3-Speed for 1968 My 1968 400 came with a Dearborn 3-speed transmission, complete with “FoMoCo” stamped on the case! The bell housing had two bolt-hole patterns already drilled. I helped a friend drop the trans in his 1968 Olds 442 — same thing. I have heard this was due to a strike at […]
Q: Transmission Swap 1967 I was wondering if anyone could tell me what is involved in swapping a powerglide tranny out of my 1967 Firebird for a 400 Turbo or 350 Turbo — which would be easier? (Would I have to change cross-member, yolk, or drive shaft on either of these applications?) I would appreciate […]
Q: 6-speed Trans Modification I want to install a 6-speed transmission in my Firebird since here in the Netherlands, gas prices are expensive. Is this possible? A: if you want to install a 5 or 6- speed transmission, go ahead. I’ve installed a 700r-4 in a 1968 Camaro convertible and I love it. When my […]
Wheels, Brakes, and Axle - All (73)
Q: Find the Rearend Gear Ratio Does anyone know how to find the rearend gear ratio on a 1967 firebird. (Besides pulling the cover off and counting teeth.) Any help is appreciated. A: Take a piece of chalk and mark a line from the driveshaft yoke up to and on the differential housing. without moving […]
Q: Bleeding Brakes Speaking of bench bleeding….. how is this done? Is there some books that explain this that I could look at… Or is it simple enough on a 1968 Firebird for a quick explanation here?? A: Secure the master cylinder in a level position (level is VERY important). Attach a tube to each […]
Q: Caliper Rebuild How do I rebuild my calipers. A: I’ve had my calipers apart a few times. Rebuilding them is nothing more that replacing the seals unless the piston bores are corroded or damaged. Then you’ll have to have them re-sleeved (about – $35 per piston – expensive). I took them apart several years […]
Wheels, Brakes, and Axle - Axle (22)
Q: Find the Rearend Gear Ratio Does anyone know how to find the rearend gear ratio on a 1967 firebird. (Besides pulling the cover off and counting teeth.) Any help is appreciated. A: Take a piece of chalk and mark a line from the driveshaft yoke up to and on the differential housing. without moving […]
Q: Gear Ratio Calculations I was trying to figure out my differential gear ratio. So I did as suggested and marked the axle and the tire and counted revolutions. I came up with two sets of numbers where the marks both came back to the starting point at the same time. Axle revolutions = 26 […]
Q: Choosing the Right Gear Ratio – Revisited I’m looking for recommendations for the optimum gearing on my differential. I have a 1968 firebird convertible with a 350. Non-stock changes are – TH400, transmission, Rochester Q-jet, headers, P22560 tires and cast iron Pontiac intake. I presently have 2.78 gears and the car is pretty doggy. […]
Wheels, Brakes, and Axle - Brakes (29)
Q: Convert Front Drums to Disc What do I need to convert my front drums to disc brakes? A: 1st Gen bolt in brake swap — Mother of all Instructions. Donor cars: 1969-1972 (possibly 1968 too) A-body, including Chevelle/Malibu/Monte Carlo, Cutlass/442, Skylark,Tempest/LeMans/GTO/Grand Prix. Earlier cars are likely to have the 4 piston caliper, which is […]
Q: Metering Valves Causing Brake Problem I keep having brake falure but it appears that the master cylinder is fine and the problem is maybe with the metering valve. I have bypassed the valve and the pedal appears to be firmer. I’ll know in the next couple days if it is still working though (I’ll […]
Q: Convert Front Drums to Disc What do I need to convert my front drums to disc brakes? A: This is one of the best mods you can do to your car. Factory parts are your best bet (unless your shooting for a custom looking setup). Even junkyard special parts work top-notch once cleaned up. […]
Wheels, Brakes, and Axle - Rims and Components (12)
Q: Rally Wheel Restoration A couple of years ago I bought a set of 14’s and a set of 15’s from a local guy that advertised in the paper for $20.00 a piece. Yesterday I pulled out one of the 15’s and spent about half an hour at the sand blaster and barely made a […]
Q: 15×7 Rally Rims I’ve decided to take the step up to 15″ rims to improve handling, but so far I’ve only found two wheels 15×7″ Figure these wheels will be perfect for my rear end. But what should I buy for the front? The junkyard has got 14×6 and 14×7. Did the car have […]
Q: Ralley II Wheel Paint Codes I was going through some archived digests from the Firebird L page and noticed a question regarding paint codes for Rally II’s. I have a 1967 convertible and was wondering the same thing. By chance did you get any answers you’d be willing to share? A: Yes, I did […]
Wheels, Brakes, and Axle - Speedometer (4)
Q: Custom Trim Option (Code 554) My billing history indicates my 1968 came with custom trim. What was included with this option? A: For the 1968 Firebird, the Custom Trim Option (554) included the following…. Custom Seat Covers (Morrokide and stitched knit vinyl) Custom Molded Door and Quarter Trim Panels, Assist Bar (above Glovebox) Dual […]
Q: Speedometer Off This wonderful hunk of junk from said he had a gto rear end put in, and this is what causes a 10 MPH speedometer offset (due to different gear sizing for the speedo linkup) is there a way to correct this problem easily (if indeed this is the case)? A: The reason […]
Q: Speedometer Off Error Calculation Basically, if I got from the stock 225/70-15 to a 245/50-16 wheel/tire combo, will my speedo read faster or slower than I am actually going? Someone said there is like a 7% difference in the wheel/tire combo. A: The 225 is the treadwidth in mm, the 70 is the aspect […]
Wheels, Brakes, and Axle - Tires (9)
Q: Reproduction Goodyear Polyglass Tires I’m about to spend a whole lot of money for new tires to put on my 1967. I’m planning on coughing up the big $$$ for the period correct Goodyear Polyglass tires that classic industries resells. The problem I have is; which size to go with, the F70-14 or the […]
Q: Billing History Card Decode for Fiberglass Belted Tires I just received my billing history from PHS. The tire protion reads as follows: F70x14 RL FG $57.93 TMT $41.80 $2.93 What did these codes represent? A: ….This is the breakdown for the type of Tires that were originally installed on your Firebird. (F70x14 Redlines, Fiberglass-Belted). […]
Q: Vibration I finally got my car out this summer and at about 50mph the car began to “resonate”. I could feel a vibration through the steering wheel and the pedals. Once I hit about 65mph, it went away and the car cruised great again. The vibration is there regardless of what gear I’m in […]
Engine - 400 Specific (2)
Q: Engine Codes I am currently in the process of having my engine for my 1967 400 Convertible rebuilt. The mechanic has cross-referenced the (YD) code to a 1967 400, but it says it is a 2 barrell, and my engine has a 4 barrell. I am unable to find a cross reference for the […]
Q: 400 Engine Block Code for 1967 I’m trying to decipher a code cast into the block on my 1967 firebird. The code is located near to where the distributor fits into the block. I think it is the cast date of the block but I would like to know for sure. The code is […]
Engine - Codes (9)
Q: Engine Code Confusion for 1969 I’m completely confused about the the engine serial # vs. the partial vin # on the engine…. A: In 1969, the partial VIN was stamped on the front, RH face of the Engine. It could also be found on Manual Transmissions in addition to the “hidden” partial VINs stamped […]
Q: Engine Date Code for 1967 I have confirmed that the engine number on my 1967 is: 415371 is the motor unit number, YT is the engine code: 400 AT with AIR, and the number on the distributor pad, is actually 9786133 and denotes a 1967 400 cid block. What I am curious about is […]
Q: 350 HO Codes for 1968 What were the possible options and codes on my: 1968 Firebird 350 H.O. L-76 H.O. Engine, 4Bbl Carb, Dual Exhaust, “H.O.” Side Stripes A: Engine: 350 H.O. Man. Trans. “WK” 320 H.P. 10.5:1 Compr. 350 H.O. Auto. Trans. “YM” 320 H.P. 10.5:1 Compr. Trans: 3-Spd. Standard (C/S) Saginaw “RJ” […]
Codes - Interior (3)
Q: Headrest Option I have a 1968 convertible with the headrests. Is this original equipment? A: Should have checked closer instead of going from memory. From Billing Card/Manifest: 1967 Head Restraints Code 572 1968 Head Restraints Code 572 1969 Nothing Listed, which means ?? Sales Manual: 1968 head restraints Code 571 for $52.66 Body Tags: […]
Q: Custom Trim Option (Code 554) My billing history indicates my 1968 came with custom trim. What was included with this option? A: For the 1968 Firebird, the Custom Trim Option (554) included the following…. Custom Seat Covers (Morrokide and stitched knit vinyl) Custom Molded Door and Quarter Trim Panels, Assist Bar (above Glovebox) Dual […]
Q: Saddle Leather Int (281) 1968 While we are on the topic of seat material, can you clear up for me when the leather seats became available and in what colors? A: Leather was an option in late 1968 on the Firebird starting June 6th 1968. It was only available with the Custom Trim Option […]
Content last modified: March 16, 2017 at 9:08 am
