Thumpr 227/241 Hydraulic Roller Cam for Chevrolet Big Block GEN VI

Thumpr™ 227/241 Hydraulic Roller Cam for Chevrolet Big Block GEN VI. High performance street, stock converter ok, best with 2000+ converter and gears, choppy/thumping idle.
Grind Number: 283THR7
Engine Family: Chevrolet GEN VI 454 and 502 c.i. 8 Cylinder (1996-1999)
RPM Operating Range: 1,900-5,600
Cam Type: Hydraulic Roller
Lifter Style: Hydraulic Roller
Camshaft Series: Thumpr
Camshaft Gear Attachment: 3-Bolt
Usage: Street/Performance
Valve Springs Required: Yes
Camshaft Material: Austempered Ductile Iron
California Proposition 65: WARNING: Cancer and Reproductive Harm
Advertised Intake Duration: 283
Advertised Exhaust Duration: 303
Intake Duration at .050 Inch Lift: 227
Exhaust Duration at .050 Inch Lift: 241
Intake Valve Lift: 0.547
Exhaust Valve Lift: 0.53
Lobe Separation: 107
Assembly Lubricant Included: No
Intake Centerline: 102
Lobe Lift Intake: 0.322
Lobe Lift Exhaust: 0.312
Valve Timing @ 0.006 Lift:
Exhaust Close ATDC: 45
Exhaust Open BBDC: 78
Intake Open BTDC: 38
Intake Close ABDC: 65
Component Part Number
CL-Kit Upgrade: CL01-600-8
K-Kit Upgrade: K01-600-8