Comp Cams 54-460-11 GM LS Gen III/IV LSr Hydraulic Roller Camshaft 285LR HR13

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This Comp Cams 54-460-11 LSR Hydraulic Roller Camshaft fits the Gen III/IV LS engines from 1997 through Present. Comp designed this cam specifically for all out power on the street /strip in 5.7L - 6.2L engines with Cathedral Port Cylinder Heads, and it features very strong mid-range to high end torque and horsepower. A 10.0:1+ compression ratio and a 2600+ stall speed torque converter are highly recommended. Comp Cams 54-460-11 Gen III/IV LSR Hydraulic Roller Camshaft Specs: For Gen III/IV LS engines from 1997 through Present For use with Cathedral Port Cylinder Heads 3-Bolt Camshaft Gear Attachment Basic RPM Range: 2200 to 7200 Valve Lift Intake: .621 Valve Lift Exhaust: .624 Intake Duration: 285 Exhaust Duration: 293 Intake Duration at .050”: 235 Exhaust Duration at .050”: 243 Lobe Separation: 113 Firing Order: 1-8-7-2-6-5-4-3 Made in the USA Notes: Stock (O.E.) valve springs can NOT be used. Requires custom programmer/tuning. Comp Cams designed this hydraulic roller camshaft for high performance on the street and at the drag strip. Comp Cams - The Absolute Leader In Valve Train Technology! Show more