A Buick engine is stamped with two different identification codes. One is the engine production code which identifies the engine and its approximate production date. The other code is the engine serial number - it matches the VIN (vehicle identification number).
The 350 CID V8 ingine number is on the front of the right cylinder bank. The production code number is between the left exhaust manifold and the two front spark plugs.
The 455 CID engine number is on the front of the right cylinder bank. The production code number is between the left exhaust manifold and the two rear spark plugs.
|WB(2) Dual Exhaust||8||350||190||8.5:1||4-BC|
|WF(1) Dual Exhaust||8||455||250||8.5:1||4-BC|
|Engines available as indicated: