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belt length
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  1. Performance Modifications
    Hey all, I hope this message finds you all doing absolutely fantastic. I have a 2010 GT500 with a Gen5 3L Whipple and I just received my 3.125" Griptec pulley (Was running the 3.5" pulley with a 86" HD belt). I believe I am getting quite a bit of belt slip because there is black dust all in my...
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