Any Running Comp Cams Thumper 275THR7
06-21-2010, 11:46 AM
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Any Running Comp Cams Thumper 275THR7 Looking into getting a cam and the Thumper from Comp Cams looks like what i want nothing to big and just enough to change the sound..anyone running this cam and thoughts on it...its just going to be in a 2000 Trans am thats getting BBK headers and y pipe installed in about a month
