You can have cheap, or you can have horsepower. Pick one.
460 horsepower
150 horsepower
260
It is an excellent GM block.
111bhp
260
290hp.
a 454 block
There are several horsepower options for 366 cubic inch General Motors engine. The largest General Motors horsepower option was 420 horsepower.
275 h.p.
I'd say the Corvette ZR1