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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.
Chev SB 262-400 '55-'98
Part Type: Camshaft & Lifter Set
Adv. Duration: 295/313
Duration @ .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-Bolt
Valve 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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