![]() ![]() Applying a camshaft design originally created for sports car endurance racing, they incorporate early exhaust valve opening, long exhaust duration, and a generous amount of intake and exhaust overlap. That's because they give you the big cam sound you're looking for, without the drawbacks. Thumpr Camshafts are the hottest cams to hit the streets in more than a decade. ![]()
0 Comments
Leave a Reply. |