Description
Comp Cams, 54-459-11, LS1 Camshaft upgrade for Cathedral Port Cylinder Heads. Perfect for LS2 Camshaft swap with Cathedral Heads.
RPM Operating Range: 2,000-7,000
Very wide power range and excellent mid-range torque for LS engines with cathedral port cylinder heads.
Piston to Valve Clearance*: Will clear stock pistons on a LS2/6.0L. May not fit into a LS1 with stock pistons.
*Must be checked when fitting and the responsibility of the installer.
Engine Family: GM LS1 and LS2 GEN III/IV 3-Bolt 8 Cylinder (1997-2015)
RPM Operating Range: 2,000-7,000
Grind Number: 281LR HR-13
Cam Type: Hydraulic Roller
Lifter Style: Hydraulic Roller
Camshaft Series: LSR Cathedral Port All Out Power
Advertised Intake Duration: 281
Advertised Exhaust Duration: 289
Intake Duration at .050 Inch Lift: 231
Exhaust Duration at .050 Inch Lift: 239
Intake Valve Lift: 0.617
Exhaust Valve Lift: 0.624
Lobe Lift Intake: 0.363
Lobe Lift Exhaust: 0.367
Lobe Separation: 113
Intake Centerline: 109
Exhaust Close ATDC: 28
Intake Open BTDC: 30
Exhaust Open BBDC: 81
Intake Close ABDC: 70
Camshaft Gear Attachment: 3-Bolt
Comp Cams Australia.
Specifications
SKU | 54-459-11 |
Barcode # | 036584195238 |
Brand | COMP CAMS |
intake valve lift | 0.617 |
Exhaust Valve Lift | 0.624 |
Lifter Type | Hydraulic Roller |
Advertised Exhaust Duration | 289 |
Advertised Intake Duration | 281 |
Cam Type | Hydraulic Roller |
Exhaust Duration At .050 Inch Lift | 239 |
Intake Duration At .050 Inch Lift | 231 |
Lobe Separation | 113 |
Camshaft Series | LSR Cathedral Port All Out Power |
Grind Number | 281LR HR-13 |
Basic Operating Rpm Range | 2,000-7,000 |
Lifters Included | No |
Valve Springs Required | Yes |
Camshaft Gear Attachment | 3-Bolt |
Camshaft Material | Billet Steel |
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