Chassis reference

455 CID LS5 automatic ratio context

rear axle · factory

1971 Pontiac Firebird Formula exterior; exact-year Formula body and trim context, not proof of the 455 H.O. drivetrain in an individual car. 1971 Pontiac Firebird Formula 455 HO

Reference Details

Availability: factory
Limited-slip: Yes
Ratio: 3.08:1 standard; 3.42:1 optional
Type: rear axle

Cars With This Chassis Detail

1 linked car page.

1971 Pontiac

1971 Pontiac Firebird Formula 455 HO

1971 Firebird Formula 455 with optional LS5 455 HO, including Ram Air configuration where documented; not a Trans Am appearance package.

Sources & Documentation

Over-Drive Magazine 1971 Pontiac Firebird Fact Sheet