| Comp Cams Thumper Hydraulic Flat Tappet Cam & Lifter Sets Lets face it, nothing grabs our attention at a car show or cruise night more than the hard hitting sound thumping, high performance idle. Thumper Camshafts deliver that aggressive, head-turning sound like no other cam on the market. Note: Always use Camshaft Break-in Lube with all new flat tappet cams.
   Part Type: Camshaft & Lifter Set Adv. Duration: 295/313Duration @ .050": 243/257
 Valve Lift Intake: .500 Valve Lift Exhaust: .486 Lobe Separation: 107 LC Basic RPM Range: 2500-6400 Manufactures Description: Big Mutha’ Thumper, performance street strip, 9.0:1+, 2500+ stall. Cam Gear Attachment: 3-BoltValve Adjustment: Zero Lash Plus 1/2 Turn
 Manufacturer: Comp Performance Group
 Manufacturer's Part Number: CCACL12-602-4
 Weight: 10.0 lbs.
 Warranty: Race Application, No warranty expressed or implied
 Quantity: Sold as Each
 
 Note: Oil with ZDDP or ZDDP Additive Required
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