Labwork Rocker Arm Trunnion Upgrade Kit – For LS1, LS2, LS3, LS6, LS7 (13702-KIT)

If you're building or upgrading an LS engine (LS1, LS2, LS3, LS6, LS7), this Labwork rocker arm trunnion upgrade kit is a solid move.

Part number 13702-KIT (also TL17696Q).

It replaces the factory trunnions with a stronger steel setup to prevent rocker failure—a known weak point on high-performance LS motors.

It's a direct replacement kit, made from steel, and comes with a 1-year warranty.

Brand new, never used.

Made in China but meets specs.

If you're pushing power or just want peace of mind, this kit is cheap insurance.

Keep your valvetrain stable and avoid dropped valves.

Good upgrade for any performance build.