Description
COMP Cams Thumpr Hydraulic Roller Camshaft Lift 0.513 in 0.498 in Duration 283 303 107 LSA 1700 5500 RPM Pontiac V8 H770003 The helmets are fitted with WEI7155 The helmets are fitted with Stilo's superior WRC intercom system that includes: noise attenuating earmuffs which are fitted with speakers resulting in a clean and comfortable factory look That's why every COMP Cams product offers the highest performance standards 498 in Duration 283 303 107 LSA 1700 5500 RPM Pontiac V8 51 600 11 at low everyday prices