About 210 hp
around 250 depending on how many miles it has
245 hp.
The 1978 Chevy 454 has a 240 horsepower and 360 foot-lbs. of torque. Many enthusiasts have built 454's that produce power outputs approaching 600 horsepower or more.
367 HP
285
367hp
303 hp
either 160 or 165 horse.
12.8 at the most
1980 35 Chevy motor has 235 horsepower (175 kW) and 285 lb·ft (387 N·m). More info at http://en.wikipedia.org/wiki/Chevrolet_Small-Block_engine
Depends on whether it's a 305 or 350...
For that year, it produced 155 horsepower at 4000 RPMs.