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Authenticity reference

Pontiac V8 engine-code stamp location

numbers matching · documented

1970 Pontiac Firebird Trans Am exterior in white and blue; exact-year Trans Am visual context, not individual-car Ram Air IV proof. 1970 Pontiac Firebird Trans Am Ram Air IV

Reference Details

Common issue
A Ram Air IV claim relying on a visible engine assembly or casting appearance without verifying the stamped Pontiac V8 engine code location and documentation match.
Confidence
documented
Correct value
Pontiac 8-cylinder engine code is located beneath the engine production number on a machined pad on the right-hand bank of the engine block.
Where to check
Machined pad on the right-hand bank of the Pontiac V8 engine block; compare the stamped engine production number and code with invoice/PHS documentation and date-code evidence.

Cars With This Authenticity Marker

1 linked car page.

Sources & Documentation