
Comp Cams 54-474-11 GM LS Gen III/IV LSr Rectangular Port Hydraulic Roller Camshaft 301LRR HR15
Comp Cams 54-474-11 GM LS Gen III/IV LSr Rectangular Port Hydraulic Roller Camshaft 301LRR HR15
This Comp Cams 54-474-11 LSR Rectangular Port Hydraulic Roller Camshaft fits the Gen III/IV LS engines from 1997 through Present. Comp designed this cam specifically for large displacement only in 6.2L - 7.4L engines on the street/strip with Rectangular Port Cylinder Heads, and it features excellent torque with a very broad power band. A 10.5:1+ compression ratio and a 3000+ stall speed torque converter are highly recommended.
Comp Cams 54-474-11 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: 2600 to 7000
- Valve Lift Intake: .624
- Valve Lift Exhaust: .624
- Intake Duration: 301
- Exhaust Duration: 317
- Intake Duration at .050”: 251
- Exhaust Duration at .050”: 267
- Lobe Separation: 115
- Intake Centerline: 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. Requires custom programmer/tuning.
Comp Cams designed this hydraulic roller camshaft for high performance on the street and at the drag strip.
Original: $541.95
-65%$541.95
$189.68Comp Cams 54-474-11 GM LS Gen III/IV LSr Rectangular Port Hydraulic Roller Camshaft 301LRR HR15
This Comp Cams 54-474-11 LSR Rectangular Port Hydraulic Roller Camshaft fits the Gen III/IV LS engines from 1997 through Present. Comp designed this cam specifically for large displacement only in 6.2L - 7.4L engines on the street/strip with Rectangular Port Cylinder Heads, and it features excellent torque with a very broad power band. A 10.5:1+ compression ratio and a 3000+ stall speed torque converter are highly recommended.
Comp Cams 54-474-11 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: 2600 to 7000
- Valve Lift Intake: .624
- Valve Lift Exhaust: .624
- Intake Duration: 301
- Exhaust Duration: 317
- Intake Duration at .050”: 251
- Exhaust Duration at .050”: 267
- Lobe Separation: 115
- Intake Centerline: 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. Requires custom programmer/tuning.
Comp Cams designed this hydraulic roller camshaft for high performance on the street and at the drag strip.
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
This Comp Cams 54-474-11 LSR Rectangular Port Hydraulic Roller Camshaft fits the Gen III/IV LS engines from 1997 through Present. Comp designed this cam specifically for large displacement only in 6.2L - 7.4L engines on the street/strip with Rectangular Port Cylinder Heads, and it features excellent torque with a very broad power band. A 10.5:1+ compression ratio and a 3000+ stall speed torque converter are highly recommended.
Comp Cams 54-474-11 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: 2600 to 7000
- Valve Lift Intake: .624
- Valve Lift Exhaust: .624
- Intake Duration: 301
- Exhaust Duration: 317
- Intake Duration at .050”: 251
- Exhaust Duration at .050”: 267
- Lobe Separation: 115
- Intake Centerline: 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. Requires custom programmer/tuning.
Comp Cams designed this hydraulic roller camshaft for high performance on the street and at the drag strip.











