Stage 2 Thumpr 226/237 Master Cam Kit for GEN III LS 4.8/5.3/6.0L Trucks

Stage 2 Thumpr™ 226/237 Master Cam Kit for GEN III LS 4.8/5.3/6.0L Trucks. Larger version of No Springs Required (NSR) Thumpr™ design for 5.3 & 6.0L truck applications. Ideal for more highly modified truck w/ headers, converter, gear, etc.
Grind Number: 280LTH13
Engine Family: GM LS GEN III/IV 3-Bolt 8 Cylinder (1997-2015)
RPM Operating Range: 1,800-6,600
Cam Type: Hydraulic Roller
Lifter Style: Hydraulic Roller
Camshaft Series: Thumpr NSR (No Springs Required)
Stage: 2
Camshaft Gear Attachment: 3-Bolt
Usage: Street/Performance
Camshaft Material: Billet Steel
California Proposition 65: WARNING: Cancer and Reproductive Harm
Advertised Intake Duration: 280
Advertised Exhaust Duration: 299
Intake Duration at .050 Inch Lift: 226
Exhaust Duration at .050 Inch Lift: 237
Intake Valve Lift: 0.541
Exhaust Valve Lift: 0.539
Lobe Separation: 113
Assembly Lubricant Included: No