I've got a 327 in my '51 Bored out 60 new rods and pistons. Crank turned and balanced. Double roller timing set. New cam, lifters, Highrise intake and 4 Bl carb from Edelbrock performer series. Double hump heads with new valve springs and valves 2.02 + 1.6 I'm hoping to get about 350 hp out of it.