Not if your want to have engine longevity.

Why trade the likely early destruction of your engine for maybe 2HP???

The SHOShop pullies replace the stock crank pulley and it's "DAMPER" therefore leaving nothing to dampen the destructive vibrations and whip in the crankshaft!


2000 SVT #674 13.47 @ 102 - All Motor! It was not broke; Yet I fixed it anyway.