Yella Terra YT 6733 Ultralite Rocker Arm Kit for GM LS-Series, 1.70 Ratio

Upgrade the valvetrain of your GM LS-series engine with the Yella Terra YT 6733 Ultralite Rocker Arm Kit. Designed for performance-focused applications, this shaft-mount rocker arm kit features a 1.70:1 ratio to optimize valve lift and support improved valvetrain stability. Its non-adjustable configuration provides a straightforward installation for compatible GM LS3 applications.
The YT 6733 rocker arms are manufactured from lightweight aluminum to help reduce valvetrain mass while maintaining the strength required for demanding engine operation. Roller tips help minimize friction at the valve contact point, supporting smooth rocker arm movement and reduced wear. The shaft-mount design provides secure rocker arm alignment and consistent operation across the valvetrain.
This Yella Terra Ultralite kit is intended for GM LS-series engines and is supplied as a complete rocker arm kit. Verify engine compatibility, valve lift requirements, and rocker arm clearance before installation. The YT 6733 is a practical choice for engine builders and enthusiasts seeking lightweight, high-performance valvetrain components with reliable fitment and consistent operation.

Features:

• Brand: Yella Terra

• Part Number: YT 6733

• Application: GM LS-series and LS3 engines

• Rocker Arm Type: Ultralite shaft-mount design

• Ratio: 1.70:1

• Tip Style: Roller tip

• Material: Lightweight aluminum

• Adjustment: Non-adjustable configuration

• Product Type: Complete rocker arm kit