Speedmaster Small block porting tips and results Part 1

Yep. It looks like straighten out a few things and they will be good for a nice street cruiser. It was good to hear about the exhaust side being decent. I wonder how they would act with 340 manifolds instead of headers?


Again I would match the exhaust manifolds to the head as close as possible and try it. It has to be way better than a stock head right?