Thread: New SP Project
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Old 12-08-2011, 08:59 PM   #40
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Join Date: Jun 2010
Location: Vancouver WA
Posts: 337
My Ride: Turbo
Runner diameter on the manifold's has a big factor on the power they can make. I think most higher hp manifolds are normally 1.5" runners. I am willing to bet the SS mani is 1.25" or smaller
10.12@151mph..... English Racing
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