1969 Drivetrain ID Number Information

Find engine, transmission, axle, carburetor, distributor, and head casting identification codes and information in this section.



1969 Engine Identification Codes

Code

Cyl.

Disp.

H.P.

C.R.

Carb.

Trans.

Description

Qty. Built

Location

WC

8

350

265

9.2:1

2 BC

Man.

Firebird 350

 

Engine Identification

V-8: Find code stamped on the block in front of the right bank of cylinders.

6-Cylinder: Find code stamped on cylinder head contact surface of the block behind the oil filler pipe.

123456 = Production Number

WH = Engine Code

VIN Identification

V-8: Stamped on the right of the timing chain cover. (i.e. 2L9100001)

6-Cylinder: Stamped on the right rear lower side. (i.e. 2L9100001)

WH

8

400

345

10.75:1

4 BC

Man.

Firebird 400 Ram Air IV

 

WM

8

350

265

9.2:1

2 BC

Man.

Firebird 350

 

WN

8

350

325

10.5:1

4 BC

Man.

Firebird 350 H.O.

 

WQ

8

400

335

10.75:1

4 BC

Man.

Firebird 400 Ram Air III

 

WZ

8

400

330

10.75:1

4 BC

Man.

Firebird 400

 

XB

8

350

265

9.2:1

2 BC

Auto.

Firebird 350

 

XC

8

350

325

10.5:1

4 BC

Auto.

Firebird 350 H.O.

 

XL

8

350

265

9.2:1

2 BC

Auto.

Firebird 350

 

XN

8

400

345

10.75:1

4 BC

Auto.

Firebird 400 Ram Air IV

 

YE

8

350

265

9.2:1

2 BC

3-Spd./Auto.

Firebird 350

 

YJ

8

350

265

9.2:1

2 BC

3-Spd./Auto.

Firebird 350

 

YT

8

400

330

10.75:1

4 BC

Auto.

Firebird 400

 

YW

8

400

335

10.75:1

4 BC

Auto.

Firebird 400 Ram Air III

 

ZC

6

250

175

9.0:1

1 BC

Man.

Firebird Standard

 

ZF

6

250

175

9.0:1

1 BC

Auto.

Firebird Standard

 

ZH

6

250

230

10.5:1

4 BC

Man.

Firebird Sprint

 

ZL

6

250

235

10.5:1

4 BC

Auto.

Firebird Sprint

 

(1) Air

(Note) Conflicting information for following codes. One source lists them available but have not been able to confirm with other sources: XD, WK, XK, ZD, ZE, ZN.



Transmission Identification Codes

Code

Description

Engine

Comments

Location

LF

2-Speed Automatic

250

6 Cyl. – 1 BC, W/O AC

Stamped on low servo cover (1)

LH

2-Speed Automatic

250

6 Cyl. – W/AC

Stamped on low servo cover (1)

MA

2-Speed Automatic

350

2 BC, W/O AC

Stamped on low servo cover (1)

MC

2-Speed Automatic

350

2 BC, W/AC

Stamped on low servo cover (1)

JB

Turbo Hydra-Matic 350

250

1 BC

Stamped into sheetmetal cover on side of trans. (1)

JD

Turbo Hydra-Matic 350

250

4 BC

Stamped into sheetmetal cover on side of trans. (1)

JF

Turbo Hydra-Matic 350

350

2 BC, W/O AC

Stamped into sheetmetal cover on side of trans. (1)

PQ

Turbo Hydra-Matic 400

400

4 BC, W/Ram Air

Stamped on metal tag located on right side of trans. (2)

PS

Turbo Hydra-Matic 400

350

4 BC

Stamped on metal tag located on right side of trans. (2)

PV

Turbo Hydra-Matic 400

350

2 BC, W/AC

Stamped on metal tag located on right side of trans. (2)

PX

Turbo Hydra-Matic 400

400

4 BC, W/O Ram Air

Stamped on metal tag located on right side of trans. (2)

(1) Identifies year, trans. model, and date built (ie: 69LH135)

(2) Identifies year, trans. model, and trans. serial (ie: 69PR1234)



Axle Identification Codes

Ratio

Std. AxleCode

Safe-T-Track Axle

2.56

YB

ZB

2.78

YC

ZC

2.93

YD

ZD

3.08

YE

ZE

3.23

YF

ZF

3.36

YG

ZG

3.55

YH

ZH

3.90

–

ZK

4.33

–

ZM



Carburetor Identification Codes

Code

Type

Engine

Comments

7028071

 

350

Man.

7029062-72

 

350

Auto.

7029263

 

350 H.O.

Man.

7029268

 

350 H.O.

Auto.

7029263

 

400

Man.

7029268

 

400

Auto.

7028273

 

400

Manual Ram Air III

7029273*

 

400

Manual Ram Air III

7028270

 

400

Automatic Ram Air III

7029270*

 

400

Automatic Ram Air III

7029273

 

400

Manual Ram Air IV

7029270

 

400

Automatic Ram Air IV

* Late 1969



Distributor Identification Codes

Code

Engine

Comments

1111960

350

Manual

1111942

350

Automatic

1111966

350 H.O.

Manual

1111965

350 H.O.

Automatic

1111952

400

Manual

1111952, 1111946

400

Automatic

1111941

400

Ram Air



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