COMP Cams’ new Thumpr flat tappet camshafts come in three levels of performance. As you might expect, the base performance cam is called the Thumpr, followed by the more aggressive Mutha Thumpr and the red hot Big Mutha Thumpr. Pretty creative, huh?
This entry was posted on Thursday, June 10th, 2010 at 8:16 pm and is filed under .
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