Comp Cams CL54-457-11 GM LSR Cathedral Port Gen III/IV Hydraulic Roller Camshaft and Lifter Kit

This Comp Cams CL54-457-11 LSR Cathedral Port Hydraulic Roller Camshaft and Lifter Kit fits the Gen III/IV LS engines from 1997 through Present. Comp designed this for street/strip performance use, and it provides steady power throughout a broad range and needs aftermarket airflow improvements on the inlet as well as the exhaust.

Comp Cams CL54-457-11 LSR Cathedral Port Gen III/IV Hydraulic Roller Camshaft & Lifter Kit Specs:

• For Gen III/IV LS engines from 1997 through Present
• Includes Camshaft 54-457-11 and Lifter Set 850-16
• 3-Bolt Camshaft Gear Attachment
• Basic RPM Range: 1700 to 6800
• Valve Lift Intake: .610
• Valve Lift Exhaust: .617
• Intake Duration: 273
• Exhaust Duration: 281
• Intake Duration at .050: 223
• Exhaust Duration at .050: 231
• Lobe Separation: 112
• Firing Order: 1-8-7-2-6-5-4-3
• Made in the USA

Notes: Stock (O.E.) valve springs can NOT be used.

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

They are the leading American manufacturer of high-quality, performance-based internal engine components, including camshafts, valve springs, rocker arms, lifters, pushrods, as well as other valve train components. Comp designs their products with innovative technological advancements through extensive research as well as development. Our quality workmanship and engineering ensure confidence for racers and street performance enthusiasts also.

Comp Cams – The Absolute Leader In Valve Train Technology!