Option reference

601 / WU3 Ram Air Induction

performance · optional

Reference graphic summarizing LS5, WU3, K65, M22, Y99, spoiler, wheel, and tire option checks. 1972 Pontiac Firebird Formula 455 HO

Reference Details

Availability: optional
Category: performance
Code: 601 / WU3
Confidence: documented
Notes: Option reference lists WU3 Ram Air Induction with the 455 HO engine only and notes LS5 required hood air inlet context.

1 linked car page.

1972 Pontiac

1972 Firebird Formula 455; Tran-Zam notes all Formula 455s were equipped with LS5 455 HO in 1972.