1.640 O.D. Spring Shims .635 I.D. .015 Thickness

Enhance your engine's performance with COMP CAMS 1.640 O.D. Spring Shims, designed to provide optimal support for your valve springs. These shims are essential for maintaining the correct spring height and ensuring consistent pressure for improved engine efficiency.

• Precision Fit: With a 1.640 O.D. and .635 I.D., these shims fit seamlessly into your engine's components, reducing the risk of wear and tear.
• Reliable Thickness: At .015 inches thick, they offer the perfect balance between durability and flexibility, ensuring your springs perform at their best.
• Lightweight Design: Weighing only 0.130 lbs, these shims add minimal weight to your engine setup while providing maximum performance benefits.
• Enhanced Stability: Proper shim installation helps maintain valve train stability, leading to smoother operation and improved power delivery.

These COMP CAMS spring shims are a critical component for any serious engine builder looking to optimize performance and reliability.