250 ci 105 HP, 305 ci 140 HP, 350 ci 145 HP, 350 ci 165 HP, 400 ci 175 HP.
400 ci Chevy, 400 ci Ford, 400 ci Chrysler, need to know which 400.
Advertised Horsepower is: 175 HP @ 3600 RPMs. This is a 1975 400 I see no record of a 400 CID in 1974
18436572 clock wise
175 Hp @ 3600 RPMs.
The GMC version called the K5 Jimmy did have a 400 in 1975-80. Chevrolet no.
Good compression, good heads, good cam.
With the 232 ci engine, 100 HP.With the 258 ci engine, 110 HP. With the 304 ci V8 engine, 150 HP. With the 360 ci V8 engine, 175 HP. With the 360-4 V8 engine, 220 HP. With the 401-4 V8 engine, 255 HP.
bosch platinum
70s
383 ci (6.3 liters) is generally thought to be a large as you can safely go but kits are available to take a 350 upto 400 ci (6.6 liters)
most of those engines were either 265 or 325 hp.