408 Stroker

scampmehard said

I was think 1 7/8 for future use but how much hp wil 1 3/4 be good for?

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I think 1 3/4 is good up to around 525 or 550, but could be wrong. Crackedback would know better. What you really want on the street is torque, and the larger tube headers might cost you some good usable street torque.