Comp Cams CL54-700-11 GM LS Gen III Thumpr NSR Stage 1 Hydraulic Roller Camshaft and Lifter Kit

This Comp Cams CL54-700-11 Thumpr NSR Stage 1 Hydraulic Roller Camshaft and Lifter Kit fits the Gen III LS 4.8/5.3/6.0L Truck engines from 1997 through Present. Comp designed this cam for street/strip use, and it is the perfect choice for sound and power in performance truck applications. This is the budget friendly No Springs Required version of the extremely popular Thumpr designs.

Comp Cams CL54-700-11 Gen III LS Thumpr NSR Stage 1 Hydraulic Roller Camshaft & Lifter Kit Specs:

• For Gen III LS 4.8/5.3/6.0L Truck engines from 1997 through Present
• Includes Camshaft 54-700-11 and Lifter Set 850-16
• 3-Bolt Camshaft Gear Attachment
• Basic RPM Range: 1500 to 6300
• Valve Lift Intake: .541
• Valve Lift Exhaust: .530
• Intake Duration: 272
• Exhaust Duration: 291
• Intake Duration at .050”: 218
• Exhaust Duration at .050”: 229
• Lobe Separation: 111
• Firing Order: 1-8-7-2-6-5-4-3
• Made in the USA

Comp Cams designed this hydraulic roller camshaft and lifter kit for high performance on the street and at the drag strip.

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