186 casting number heads are supposed to have 2.02 and 1.6 valve with 64cc

A local speed shop recommend the following to achieve 350hp.


Pistons, flat top cast 9.75-1 comp.

Rings, plasma moly

Comp cams 12-250-3 cam kit 218/224 dur.
.507/.510 lift.
includes lifters,springs , retainers, seals, locks,
timing set

Comp Cams magnum rocker arm kit with pushrods

This engine is in a 1955 Chevy and has a muscie transmission. Also has headers.

I am an old fart who wants some performance for cruising and not for racing.

Do not know enough about engine to make a good choice and want some advice.

Pat