Dura-Bond Valve Spring Shim - 0.030 in Thick - 1.270 in OD - 0.570 in ID (Set of 100) Exhaust 1900 / 7000 RPM

1900 / 7000 RPM

Annular boosters deliver excellent signal and throttle response

We are experts in the processes necessary to create each of those special decorative finishes

Hydroformed

1967-1972 Chevrolet Bel Air

Dura-Bond Valve Spring Shim - 0.030 in Thick - 1.270 in OD - 0.570 in ID (Set of 100) Exhaust 1900 / 7000 RPMProduct Description: Valve Spring Shim 0. 030 in Thick 1. 270 in OD 0. 570 in ID Steel Set of 100 Dura Bond Bearing Company is a world leader in camshaft bearings, power metal valve seats and valve spring shim design and manufacturing. This has been recognized by over 50 years of experience as the standard of the industry, and the internationally recognized ISO 9001 and MRP Oliver Wight Class "A" certifications. The natural process of matching