LSR Cathedral Port 243/251 Hydraulic Roller Cam for GM LS GEN III/IV

HYDRAULIC ROLLER-Excellent top end and high rpm power for race style LS engines with aftermarket cathedral port cylinder heads.

In stock
Camshaft Material:
Valve Springs Required:
Assembly Lubricant Included:
Engine Family: GM LS GEN III/IV 3-Bolt 8 Cylinder (1997-2015)
RPM Operating Range: 2,600-7,200
Grind Number: 293LR HR14
Cam Type: Hydraulic Roller
Lifter Style: Hydraulic Roller
Camshaft Series: LSR Cathedral Port All Out Power
California Proposition 65: WARNING: Cancer and Reproductive Harm
Advertised Intake Duration: 293
Advertised Exhaust Duration: 301
Intake Duration at .050 Inch Lift: 243
Exhaust Duration at .050 Inch Lift: 251
Intake Valve Lift: 0.624
Exhaust Valve Lift: 0.624
Lobe Lift Intake: 0.367
Lobe Lift Exhaust: 0.367
Lobe Separation: 114
Intake Centerline: 111
Exhaust Close ATDC: 34
Intake Open BTDC: 34
Exhaust Open BBDC: 86
Intake Close ABDC: 78
Camshaft Gear Attachment: 3-Bolt
Component Part Number
Break-In Lube: 159