General 318-340 questions

66fs said

All you need are 318 pistons to work with 360 heads. See post #7 above. The rest is the same. Horse Power is in the heads, not the cubic inches.

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I’m looking to build it to 400-450 hp I should’ve wrote that earlier. I don’t care about size of the bore as much just thought bore size directly equaled more horsepower.