Description
Description:
Stage 2 Thumpr 226/237 Hydraulic Roller Cam
Features:
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.
Camshaft Series: Thumpr NSR (No Springs Required)
Lobe Separation: 113 DD
Intake Valve Lift: 0.663 IN
Exhaust Valve Lift: 0.638 IN
Lifters Included: No
Valve Springs Required: No
Assembly Lubricant Included: No
Camshaft Gear Attachment: 3-Bolt
Camshaft Material: Billet Steel
Lifter Type: Hydraulic Roller
Usage: Street / Performance
CK-Kit Upgrade: CK54-702-11
Engine Family: GM LS GEN III/IV 3-Bolt 8 Cylinder (1997-2015)
Stage: 2
MK-Kit Upgrade: MK54-702-11
Recommended Upgraded Stock Rocker Arms: 1477-16
Recommended Max-Lift BSR Shaft Rocker System: 1981-16
Recommended Cam Install Kit: 5621
Cam Type: Hydraulic Roller
Grind Number: 280LTH13
Grind Number: 280LTH13
Basic Operating RPM Range: 1,800-6,600
Intake Duration at .050 Inch Lift: 226 DD
Exhaust Duration at .050 inch Lift: 237 DD
Advertised Intake Duration: 280 DD
Advertised Exhaust Duration: 299 DD
Package Includes:
Engine Camshaft