Installation Time
(approx) 1 Hour
Difficulty Level:
Simple installation for anyone.
Installation Guides
No guide available for this part yet.
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Comp Cams 1/2-Inch Rocker Stud and Trunnion Retro-Fit Kit (99-13 V8 Sierra 1500)Find parts that fit my vehicle
Item S550894
Our Price
$542.95 kit
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$27.15 Available in AT Cash Rewards.
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Product Information
Features, Description, Q&A, Specs & Installation
Features
- Greatly increases stiffness and stability of any SBC or BBC Ultra Pro Magnum™ or Ultra Pro Magnum™ XD rocker valve train beyond 7/16" stud size
- Provides a stiffer valve train to achieve maximum valve motion in SBC or BBC engine applications using Ultra Pro Magnum™ or Ultra Pro Magnum™ XD rocker arms
- Designed for applications competing in NHRA Stock Eliminator class
- Ideal choice for rule packages that do not allow stud girdles
- Includes 1/2" ARP studs, 1/2" replacement trunnions, 1/2" replacement polylocks, new replacement bearings, and snap rings
- Contains everything required to switch over to new studs and rebuild rockers
- Can retrofit old Pro Magnum™ or Hi-Tech Stainless Steel Rockers™
- Fits 99-13 V8 Sierra 1500
Description
Valve Train Enhancement. The Comp Cams 1/2-Inch Rocker Stud and Trunnion Retro-Fit Kit significantly improves valve train stiffness and stability in small and big block Chevy engines utilizing Ultra Pro Magnum™ or Ultra Pro Magnum™ XD rocker arms. Engineered for demanding applications where maximum valve motion and durability are critical, this kit is essential for racers and enthusiasts seeking superior performance without the use of stud girdles.
Construction and Appearance. This kit features precision-engineered 1/2" ARP steel studs, replacement trunnions, polylocks, bearings, and snap rings. Each component is manufactured to exacting standards to ensure durability and reliable fitment, resulting in a robust valve train assembly designed to withstand high-stress competition environments.
Installation. Installation requires standard mechanical skills and does not involve drilling or extensive modifications, making it accessible for experienced enthusiasts and professional installers alike. The kit includes all necessary parts for a complete retrofit and rocker rebuild.
Warranty. This product is backed by a 12-month warranty against defects in materials and workmanship. Application. Fits 99-13 V8 Sierra 1500 with no specific exclusions or notes.
Comp Cams 13706-KIT
CA Residents: 
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Installation & What's in the Box
Installation Info
What's in the Box
- (1) Rocker Stud and Trunnion Retro-Fit Kit
4.7
Reviews of Comp Cams Engine Products (13)
Questions & Answers
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Will It Fit My Sierra 1500
- 4.8L V8 - 99, 00, 01, 02, 03, 04, 05, 06, 07, 08, 09, 10, 11, 12, 13
- 5.3L V8 - 99, 00, 01, 02, 03, 04, 05, 06, 07, 08, 09, 10, 11, 12, 13
- 6.0L V8 - 01, 02, 03, 04, 05, 06, 07, 08, 09, 10, 11, 12, 13
- 6.2L V8 - 07, 08, 09, 10, 11, 12, 13
