Enginetech ERK674 Engine Rocker Arm Kit for Select 1990s GM and Isuzu Vehicles Piston Ring Set Main Rod Bearings The top and second compression

The top and second compression rings measure 1

800-inch bore diameter engines from 1968 to 1974 Buick and Jeep models

The positive-metal clad seal type provides a secure fit

Engineered specifically for compatibility with select Subaru and Scion models

Enginetech ERK674 Engine Rocker Arm Kit for Select 1990s GM and Isuzu Vehicles Piston Ring Set Main Rod Bearings The top and second compressionEngine Rocker Arm Kit 1 Pack The Enginetech ERK674 Engine Rocker Arm Kit is designed to restore optimal valve train operation in a range of 1990s GM and Isuzu engines. This high quality kit features precision engineered rocker arms that eliminate gaps in the valve train, ensuring consistent valve timing and improved engine performance. Built to meet the demanding standards of professional engine rebuilders, the ERK674 kit offers a reliable solution