Trans Am engines
[edit] First generation
1969: Ram Air III 400 (Pontiac) 366 hp, Ram Air IV 400 (Pontiac) 370 hp, Ram Air V 400 (Pontiac) 500 hp
[edit] Second generation
1970: Ram Air III 400 (Pontiac), Ram Air IV 400 (Pontiac), Ram Air V 400 (Pontiac, rare dealer-installed option)
1971: 455 H.O. (Pontiac)
1972: 455 H.O. (Pontiac)
1973: Base 455 (Pontiac), Super Duty 455 (Pontiac)
1974: 400 (Pontiac), Base 455 (Pontiac), Super Duty 455 (Pontiac)
1975: 400 (Pontiac), 455 (Pontiac)
1976: 400 (Pontiac), 455 (Pontiac)
1977: 403 (Oldsmobile), W72 400 (Pontiac)
1978: 403 (Oldsmobile), W72 400 (Pontiac)
1979: 301 (Pontiac), 403 Oldsmobile, W72 400 (Pontiac)
1980: 301 (Pontiac), 305 (4 speed only) (Chevrolet), 301 Turbo (Pontiac)
1981: 301 (Pontiac), 305 (4 speed only) (Chevrolet), 301 Turbo (Pontiac)
[edit] Third generation
From 1982 on all engines are Chevrolets unless stated otherwise.
1982: 305 4 barrel, 305 Cross-Fire Injection (First year for fuel injection in Trans Am)
1983: 305 4 barrel, 305 Cross-Fire Injection, 305 4 barrel H.O. (Only 662 were made; all 5-speeds)
1984: 305 4 barrel, 305 4 barrel H.O.(1500 anniversary editions, 500 of them 5 speed)
1985: 305 4 barrel, 305 Tuned Port Injection, 305 4 barrel H.O. (5 speed only)
1986: 305 4 barrel, 305 Tuned Port Injection, 305 4 barrel H.O. (5 speed only)
1987: 305 4 barrel, 305 Tuned Port Injection, 350 Tuned Port Injection
1988: 305 Throttle Body Injection, 305 Tuned Port Injection, 350 Tuned Port Injection
1989: 305 Throttle Body Injection, 305 Tuned Port Injection, 350 Tuned Port Injection, 231 Turbo (Buick)
1990: 305 Tuned Port Injection, 350 Tuned Port Injection
1991: 305 Tuned Port Injection, 350 Tuned Port Injection 305 tbi
1992: 305 Tuned Port Injection, 350 Tuned Port Injection
[edit] Fourth generation
1993: LT1 350
1994: LT1 350
1995: LT1 350
1996: LT1 350
1997: LT1 350
1998: LS1 346
1999: LS1 346
2000: LS1 346
2001: LS1 346
2002: LS1 346