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Old Aug 10, 2019 | 03:54 PM
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mani1128
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From: ontario canada
Default throttle porting

07 zo6 wanted to get my stock throttle body porting i know its 90mm stock i believe what the max you can port or is it u just get rid of that curved hump thanks
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Old Aug 10, 2019 | 09:05 PM
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jamieo
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From: Tollesboro Kentucky
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It just removes the hump and cleans up the bore for smoother flow.You can do it yourself with good results if you take your time.Several good videos out there to gude you along.
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