A stock 454 7.4L is around 330HP, but you can have one ramped up with performance parts to be as high as 750HP.
tony trushenski
230 HP
The 1979 454 engine has 255 horsepower. This engine was frowned upon by most gear heads due to leaks and a weak head.
It has between 285 and 300 Horsepower.
The 1979 454 CI engine from Chevrolet features 245 horsepower as well as 4000 rpms. This figure only covers the V8 version of this engine.
The horsepower of 91 454 Tonawanda engine is 255. The various engines vary in terms of the horsepower depending on the year of manufacture.
The 1984 Chevrolet pickup truck with the 454 engine produced around 230-240 horsepower.
GM's 454 Big Blocks Liter equivalent is 7.4 LITER
Advertised Horsepower is : 240 HP @ 4000 RPMS The only information I can find is a 1973 454 truck engine. Nothing in 1972
The horsepower of a 1991 Chevrolet 454 cubic inch engine ranges between 240 horsepower and 350 horsepower the engine torque ranges between 700 pounds and 850 pounds.
A 1995 454 engine normally found in Chevy Suburban's produced exactly 230 horsepower and 385ft-lbs torque in stock form.
divide 454 by 61 and you get 7.4 liter
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