Thumpr NSR Hydraulic Roller Camshaft <br> 97-15 GM LS GEN III IV 3-Bolt

Description:

The Stage 1 Thumpr Master Cam Kit for LS Gen III 4.8-6.0L is the perfect choice for sound and power in performance trucks. Includes lifters, timing set, Pushrods, LS6+ springs, retainers, locks, spring seats and Seals.

Features:

Kit Type: MK-Kit

Lobe Separation: 111 DD

Intake Valve Lift: 0.614 IN

Exhaust Valve Lift: 0.606 IN

Lifters Included: Yes

Valve Springs Included: Yes

Assembly Lubricant Included: No

Camshaft Gear Attachment: 3-Bolt

Camshaft Material: Billet Steel

Lifter Type: Hydraulic Roller

Retainers Included: Yes

Camshaft Series: Thumpr NSR (No Springs Required)

Locks Included: Yes

Pushrods Included: Yes

Gaskets Included: No

Engine Family: GM LS GEN III/IV 3-Bolt 8 Cylinder (1997-2015)

Stage: 1

Timing Set Included: Yes

Valve Seals Included: Yes

Valve Spring Seats Included: Yes

Usage: Street / Performance

Grind Number: 272LTH11

Estimated Horsepower Gain with Kit: 68

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: 272LTH11

Basic Operating RPM Range: 1,500-6,300

Intake Duration at .050 Inch Lift: 218 DD

Exhaust Duration at .050 inch Lift: 229 DD

Advertised Intake Duration: 272 DD

Advertised Exhaust Duration: 291 DD

Package Includes:

Engine Camshaft Kit