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1,150+ rwhp club
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4,438 Posts
Discussion Starter · #1 ·
What's a better combination....


GT47-80

or

GT42 "swatko special"


I assume price is about the same. I'm thinking about upgrading manifolds anyway. 5" downpipe not an issue for either.

This is for a 6 speed car that may one day be a th400 car.... but not anytime soon.
 
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