It has 275hp stock
93-97 z28 camaro's have 275 stock horsepower at the crank, not RWH.
245 horsepower
190 horsepower stock
Depends on what year Z28 you're referring to...
310 horsepower 325 horsepower
200 wrhp stock
285
305 hp
285 horse
275 hp.
245 horsepower and 345 foot pounds
310