Supertech Nissan RB26 Factory Shim Replacement 12.15mm Diameter 3.60mm Thick

Starting with a precise 3.60mm thickness and a 12.15mm diameter, these valve shims from Supertech are made to replace the factory shims in your Nissan RB26 engine. Getting the valve lash set just right is critical for engine performance and longevity, and using shims that match the original specifications is the best way to ensure you can achieve that precise adjustment.

These shims are well-built to handle the demands of the RB26 engine. When you're rebuilding the top end or just performing routine valve adjustments, having a set of accurate replacement shims like these makes the job much smoother. They are designed to fit correctly, allowing you to set your valve clearances within the manufacturer's recommended range.