Supertech Nissan RB26 Factory Shim Replacement 12.15mm Diameter 4.50mm Thick

Supertech offers a direct replacement valve shim for your Nissan RB26 engine. This shim measures 12.15mm in diameter and is 4.50mm thick, designed to match factory specifications for precise valve lash adjustment. Proper valve clearance is crucial for engine performance and longevity, ensuring that your valves open and close at the correct times. Using the right size shim helps maintain optimal engine operation and prevents potential damage from incorrect clearances.

These shims are made to exact tolerances, so you can be confident they will fit correctly and perform as expected. When rebuilding or tuning your RB26, having access to accurate replacement parts like these shims is essential for achieving the best results. They are a well-built component that directly addresses the need for precise valve adjustment in these high-performance engines.