Description
This Comp Cams 54-471-11 LSR Rectangular Port All Out Power Hydraulic Roller Camshaft fits the Gen III/IV LS engines from 1997 through Present. Comp designed this cam specifically for street/strip use with Rectangular Port Cylinder Heads, and it features broad top end power range for high rpm. A 10.5:1+ compression ratio and a 2800+ stall speed torque converter are highly recommended.
Comp Cams 54-471-11 Gen III/IV LSR Hydraulic Roller Camshaft Specs:
- For Gen III/IV LS engines from 1997 through Present
- For use with Rectangular Port Cylinder Heads
- 3-Bolt Camshaft Gear Attachment
- Basic RPM Range: 2400 to 7200
- Valve Lift Intake: .624
- Valve Lift Exhaust: .624
- Intake Duration: 289
- Exhaust Duration: 305
- Intake Duration at .050”: 239
- Exhaust Duration at .050”: 255
- Lobe Separation: 114
- Intake Centerline: 110
- 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.
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