Supertech Nissan RB26 Factory Shim Replacement 12.15mm Diameter 3.00mm Thickness

When you're rebuilding the top end of your Nissan RB26 engine, getting the valve lash set just right is critical for performance and longevity. These factory shim replacements from Supertech are designed to help you achieve that precise valve clearance. They're made to the exact specifications needed for your RB26, ensuring they'll fit and function as intended within your valvetrain.

This particular shim measures 3.00mm thick and has a 12.15mm diameter, matching the original factory part. Using the correct shims is essential for maintaining proper valve operation, preventing issues like valve float or excessive wear on camshaft lobes and rocker arms. Supertech is known for making well-built engine components, and these shims are no exception, offering a reliable solution for your engine build.