LSR Cathedral Port 219/227 Hydraulic Roller Cam for GM LS GEN III/IV

HYDRAULIC ROLLER-Excellent torque with a very broad power band. Great for street performance and drivability.

SKU
54-456-11
$417.95
Grind Number: 269Lr HR12
Engine Family: GM LS GEN III/IV 3-Bolt 8 Cylinder (1997-2015)
RPM Operating Range: 1,500-6,700
Cam Type: Hydraulic Roller
Lifter Style: Hydraulic Roller
Camshaft Series: LSR Cathedral Port Small Displacement/Max Torque
Camshaft Gear Attachment: 3-Bolt
Valve Springs Required: Yes
Camshaft Material: Billet Steel
California Proposition 65: WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov
Advertised Intake Duration: 269
Advertised Exhaust Duration: 277
Intake Duration at .050 Inch Lift: 219
Exhaust Duration at .050 Inch Lift: 227
Intake Valve Lift: 0.607
Exhaust Valve Lift: 0.614
Lobe Separation: 112
Assembly Lubricant Included: No
Intake Centerline: 107
Lobe Lift Intake: 0.357
Lobe Lift Exhaust: 0.361
Valve Timing @ 0.006 Lift:
Exhaust Close ATDC: 22
Exhaust Open BBDC: 74
spec-card-valve-timing
Intake Open BTDC: 26
Intake Close ABDC: 62
Component Part Number
Break-In Lube: 159
Lifter Kit: 850-16  /   875-16