The LO3 305ci v8 used in the 1990 Silverado, Camaro, etc. was rated at 170hp @4000rpms/255ft-lbs @2400rpms.
The LB9 305ci. v8 optional in the Iroc Z Camaro was rated:
automatic - 210hp@4400rpms/285ft-lbs@3200rpms
manual - 230hp@4400rpms/ 300 ft-lbs@3200rpms
305 hp
About 280 horses.
Need to know the year.
305 BHP
305 hp
305-325 stock hp
The base 305 4bbl had 170, the H.O. 305 had 190 and the 305 TPI had 215
305
235 horse is stock on 98 305
170hp
160 hp @ 4200 rpms
I believe it was 195 horse in the trans am.