Installation Time
(approx) 6 Hours
Difficulty Level:
Mechanical expertise or professional installation required.
Installation Guides
No guide available for this part yet.
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Comp Cams Stage 1 Thumpr 222/233 Hydraulic Roller Master Camshaft Kit (07-13 V8 Sierra 1500)Find parts that fit my vehicle
Item S550987
Our Price
$1,288.95 kit
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Product Information
Features, Description, Q&A, Specs & Installation
Features
- _x000D_
- Stage 1 Thumpr 222/233 Hydraulic Roller Cam for GEN IV LS 4.8/5.3/6.0L Trucks _x000D_
- Engine Family: GM LS GEN III/IV 3-Bolt 8 Cylinder (1997-2015) _x000D_
- RPM Operating Range: 1,800-6,400 _x000D_
- Cam Type: Hydraulic Roller _x000D_
- Camshaft Series: Thumpr NSR (No Springs Required) _x000D_
- Stage: 1 _x000D_
- Camshaft Gear Attachment: 3-Bolt _x000D_
- Usage: Street / Performance _x000D_
- Advertised Intake Duration: 276 _x000D_
- Advertised Exhaust Duration: 295 _x000D_
- Intake Duration at .050 Inch Lift: 222 _x000D_
- Exhaust Duration at .050 Inch Lift: 233 _x000D_
- Intake Valve Lift: 0.541" _x000D_
- Exhaust Valve Lift: 0.536" _x000D_
- Lobe Separation: 112 _x000D_
- Lifter Type: Hydraulic Roller _x000D_
- Fits 07-13 V8 Sierra 1500 _x000D_
Description
Performance Hydraulic Cam. The Comp Cams Stage 1 Thumpr 222/233 Master Camshaft Kit for GEN III and IV LS engines is engineered to enhance engine performance by optimizing valve timing and lift in hydraulic roller applications. It delivers improved throttle response and horsepower gains, making it ideal for street and performance vehicles. This camshaft is a vital upgrade for enthusiasts aiming to boost their LS engine's drivability and power.
_x000D__x000D_Construction and Appearance. Manufactured from high-quality materials, this camshaft features a hydraulic roller design with precise lobe profiles built for durability and efficiency. The smooth finish helps reduce friction and wear, ensuring dependable operation even under demanding conditions.
_x000D__x000D_Installation. Installation requires moderate mechanical skill. The camshaft attaches directly with a 3-bolt camshaft gear, requiring no special drilling. Proper alignment and timing during installation are essential for achieving optimal performance and longevity.
_x000D__x000D_Warranty. This camshaft includes a 12-month warranty, offering protection against manufacturing defects.
_x000D__x000D_Application. Designed specifically for 07-13 V8 Sierra 1500 engines, it supports Gen III and Gen IV LS platforms with a 3-bolt camshaft gear attachment for a straightforward performance upgrade.
Comp Cams MK54-701-11
CA Residents: 
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Installation & What's in the Box
Installation Info
What's in the Box
- Thumpr LS Camshaft
- Lifters
- Timing Gear Set
- Pushrods
- Valve Springs
- Retainers
- Valve Locks
- Spring Seats
- Valve Seats
4.7
Reviews of Comp Cams Engine Products (361)
Questions & Answers
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Will It Fit My Sierra 1500
- 4.8L V8 - 07, 08, 09, 10, 11, 12, 13
- 5.3L V8 - 07, 08, 09, 10, 11, 12, 13
- 6.0L V8 - 07, 08, 09, 10, 11, 12, 13
- 6.2L V8 - 07, 08, 09, 10, 11, 12, 13
