Comp Cams Camshaft Kit, Fs 279t H-107 T Thumpr RotopaX 5" mounting pattern

5" mounting pattern

(Intake)/ Hyd

65-66 Pontiac Parisienne

After extensive development and testing of materials that would offer strength and durability

M210/D44 Front

Comp Cams Camshaft Kit, Fs 279t H-107 T Thumpr RotopaX 5" mounting patternCOMP Cams engineering team proudly introduces the Thumpr series cam and lifter kits. The lobe profile and grind characteristics of these new Thumpr camshafts use a combination of an early exhaust valve opening, a long exhaust duration, and a generous amount of intake and exhaust overlap to maximize the rough idling characteristics of the cams. This gives you a seriously aggressive exhaust note without negatively impacting the power output or