350 HO Codes for 1968

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”
3-Spd. Standard (F/S) Dearborn “DB”
4-Spd Optional Muncie “FX”
2-Spd Auto ST-300 “MB”
2-Spd Auto (w/A/C) ST-300 “MC”

Cylinder Heads: “18”
Carburetor: M.T. 7028269 A.T. 7028266
Intake manifold: (same as all 4Bbl) 9790140
Exhaust Manifolds: (same as Std. & 400) 9794320RH/9777755LH)
Distributor: M.T. 1111447 A.T. 1111282

*There were 2,087 400 H.O. Firebirds made in 1968. I’d guess that there were close to that for the 350, perhaps less.

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