COMP CAMS, LS TRUNNION UPGRADE KIT, 13702-KIT,
COMP Cams GM LS Series retrofit trunnion upgrade kits are designed to convert stock LS Series rocker arms into captured roller trunnions for high-rpm race applications. They include rocker arm trunnions, bearings, and retaining rings for a complete installation. Keep your valvetrain reliable throughout the entire rpm range with one of these GM LS rocker arm trunnion upgrade kits.
Our COMP CAMS trunnion upgrade kit converts a stock LS series rocker arm into a captured trunnion for increased stability and stiffness. Compatible with stock geometry, our trunnion kit can be performed in 30 minutes with a C-clamp or a bench vise.
We recommend using the Comp Cams tool - SKU 54702-TL
Upgrades stock LS series rocker arms w/ captured roller trunnions for modified applications
NASCAR spec LS engine proven
Increases stability & stiffness
* 16 rocker arm trunnions, LS-type retrofit
* 32 rocker arm bearings, LS-type retrofit
* 32 rocker arm retaining rings, LS-type retrofit
* 16 bolts for LS trunnion kit
* 2 washers for pressing trunnions
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