Comp Cams 54-700-11 Stage 1 Thumpr Cam for GEN III LS 4.8/5.3/6.0L Trucks, Camshaft Only
Comp Cams 54-700-11 Stage 1 Thumpr Cam for GEN III LS 4.8/5.3/6.0L Trucks, Camshaft Only Comp Cams 54-700-11 Stage 1 Thumpr Cam for GEN III LS 4.8/5.3/6.0L Trucks, Camshaft Only Comp Cams 54-700-11 Stage 1 Thumpr Cam for GEN III LS 4.8/5.3/6.0L Trucks, Camshaft Only Comp Cams 54-700-11 Stage 1 Thumpr Cam for GEN III LS 4.8/5.3/6.0L Trucks, Camshaft Only Comp Cams 54-700-11 Stage 1 Thumpr Cam for GEN III LS 4.8/5.3/6.0L Trucks, Camshaft Only Comp Cams 54-700-11 Stage 1 Thumpr Cam for GEN III LS 4.8/5.3/6.0L Trucks, Camshaft Only Comp Cams 54-700-11 Stage 1 Thumpr Cam for GEN III LS 4.8/5.3/6.0L Trucks, Camshaft Only Comp Cams 54-700-11 Stage 1 Thumpr Cam for GEN III LS 4.8/5.3/6.0L Trucks, Camshaft Only Comp Cams 54-700-11 Stage 1 Thumpr Cam for GEN III LS 4.8/5.3/6.0L Trucks, Camshaft Only Comp Cams 54-700-11 Stage 1 Thumpr Cam for GEN III LS 4.8/5.3/6.0L Trucks, Camshaft Only

Comp Cams 54-700-11 Stage 1 Thumpr Cam for GEN III LS 4.8/5.3/6.0L Trucks, Camshaft Only

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$933.99 $1,867.99

From the manufacturer Thumpr Cams and Cam Kits for GM 4.8, 5.3, 6.0 LS Trucks and SUV's The rowdy sound of COMP Cams Thumpr Cams is available in...
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From the manufacturer

Thumpr Cams and Cam Kits for GM 4.8, 5.3, 6.0 LS Trucks and SUV's

LSX, Brian Tooley, Texas Speed, 5.3, 4.8, Sloppy, SIlverado, 6.0, GMC, LSX, LS, LS1, LM7

The rowdy sound of COMP Cams Thumpr Cams is available in a complete valve train parts kit matched for specific LS Trucks and SUV's

COMP Cams engineers have spent countless hours testing and creating valve train component combinations that are perfectly

matched for maximum HP and dependability, as well as creating that wildly popular Thumpr sound in GM LS applications. These

Thumpr Camshaft Packages can add anywhere from 60 to 110 HP (depending on the application) and are available as a base

Cam Kit (CK-Kit) or the Master Kit (MK-Kit). These packages will make you “Hated By Neighbors, Envied By Friends.”

Estimated Horsepower Gain +68 HP +81 HP +75 HP +89 HP
Performance Characteristics Perfect choice for sound & power in performance truck applications. Budget friendly, No Springs Required (NSR) version of extremely popular Thumpr designs 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 Perfect choice for strong idle lope and great power in 4.8 & 5.3L truck engines. No Springs Required (NSR) version of popular Thumpr lobe designs. AFM & VVT delete. Thumpr lobe design for awesome idle lope in modified 5.3L & 6.0L truck engines. Required high lift valve springs ensure maximum power gains. AFM & VVT delete.
Advertised RPM Operating Range 1,500-6,300 RPM 1,800-6,500 RPM 1,600-6,400 RPM 1,800-6,500 RPM
Advertised Duration (INT/EXH) 272/291 280/299 276/295 282/299
Duration at .050" (INT/EXH) 218/229 226/237 222/233 227/237
Valve Lift w/ 1.7 Rocker (INT/EXH) 0.541"/0.530" 0.541"/0.539" 0.541"/0.536" 0.614"/0.612"
Lobe Separation Angle 111 113 112 113
CK-KIT CK54-700-11 CK54-702-11 CK54-701-11 CK54-703-11
MK-KIT MK54-700-11 MK54-702-11 MK54-701-11 MK54-703-11
Made in the U.S.A. ✓ ✓ ✓ ✓

Returns Policy

You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).

You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).

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When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.

Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.