Upgrade your engine with the high-quality .020in #6 Check Shim by ENDERLE. Enhance performance and durability with this brass valve spring shim designed for optimal results. Experience improved valve operation and smoother engine performance. This...

Bypass Shim - 0.030 in Thick - Brass - Natural - Kinsler Hi-Speed Bypass - Each

Upgrade your engine performance with the .040in #6 Check Shim by ENDERLE. This top-quality brass shim ensures optimal valve spring function, enhancing your vehicle's power and efficiency. Say goodbye to valve issues and boost your engine's performance...

Upgrade your valve system with the top-quality 3/16in #6 Check Shim from ENDERLE. This durable brass shim ensures peak performance and long-lasting durability for your vehicle, providing unparalleled reliability. Precision-engineered to fit 6 AN...

Upgrade your check valve system with the high-quality 3/32in #6 Check Shim by ENDERLE. Crafted from durable brass, these shims ensure optimal performance and longevity for your equipment. Precision-engineered for a tight seal and leak prevention, these...

Check Valve Spring Shim - 0.020 in Thick - 8 AN - Brass - Each