The 1997 Trans Ams have 285 horsepower. The WS6 models had 305.
305 HP
285 hp
I think1993-1996 had 275hp then in 1997 285hp
stock 285 ram air stock 305 bhp
It is advertised that the ls1 trans am gets 305 horsepower but it really gets 345 horsepower, GM didnt want the trans am competing with the corvette
305 horsepower or 325 with Ram Air.
The LT1 Trans am is rated to have 275whp from the factory.
275
275
305
305