Skip to main content
International Shipping is Available

COMP Cams - Stage 1 Thumpr 218/229 Master Camshaft Kit - Gen III LS 4.8/5.3/6.0L Trucks

$1,226.95

This Item Is SPECIAL ORDER: Ship Times Could Be 3-4 Weeks

NOT C.A.R.B. LEGAL / For Off-Road Use ONLY

Please Read the Details Below and Confirm Fitment Before Ordering:

Get Your Valve Spring Compressor Here
Camshaft Gear Attachment: 3-Bolt
Camshaft Material: Billet Steel
Lifter Style: Hydraulic Roller
Engine Family: GM LS GEN III/IV 3-Bolt 8 Cylinder (1997-2015)
Recommended Upgraded Stock Rocker Arms: 1477-16
Recommended Cam Install Kit: 5496
Camshaft Series: Thumpr NSR (No Springs Required)
Usage: Street / Performance
Cam Type: Hydraulic Roller
Basic Operating RPM Range: 1,500-6,300
Intake Duration at .050 Inch Lift: 218
Exhaust Duration at .050 inch Lift: 229
Advertised Intake Duration: 272
Advertised Exhaust Duration: 291
Lobe Separation: 111
Intake Valve Lift: 0.614
Exhaust Valve Lift: 0.606
Lifters Included: Yes
Retainers Included: Yes
Locks Included: Yes
Pushrods Included: Yes
Gaskets Included: No
Valve Springs Included: Yes
Timing Set Included: Yes
Valve Seals Included: Yes
Valve Spring Seats Included: Yes
Assembly Lubricant Included: No
Estimated Horsepower Gain with Kit: 68

WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov

Your Cart

Your cart is currently empty.
Click here to continue shopping.
Thanks for contacting us! We'll get back to you shortly. Thanks for subscribing Thanks! We will notify you when it becomes available! The max number of items have already been added There is only one item left to add to the cart There are only [num_items] items left to add to the cart