Authenticity reference

Ram Air 400 engine identity

numbers matching · documented

Stock-presenting 1970 Firebird Formula 400 with Ram Air hood treatment; representative exterior appearance, not proof of this car's Ram Air III installation. 1970 Pontiac Firebird Formula 400 Ram Air III

Reference Details

Common issue: A base 400, 400 HO, later 400, or Ram Air IV-style claim represented as the Formula Ram Air 400 without matching evidence
Confidence: documented
Correct value: 400 CID Firebird Ram Air V8 with source-consistent carburetor, induction, engine code, casting/date evidence, and paperwork
Where to check: Engine code pad, block/head/intake/carburetor casting and date evidence, Ram Air hardware, service records, and factory billing

Cars With This Authenticity Marker

1 linked car page.

1970 Pontiac

1970 Pontiac Firebird Formula 400 Ram Air III

Formula 400 with optional Ram Air 400, commonly called Ram Air III; not a Trans Am Ram Air IV.

Sources & Documentation

Wallace Racing / teufert.net 1967-1976 Pontiac Parts Catalog, Group 3-i PDF

Tran-Zam.com 1970 Firebird Engines

Over-Drive Magazine 1970 Pontiac Firebird Fact Sheet