PAC Racing Valve Spring Shim Kit - 1.250" OD - 0.575" ID - Steel H764C34XXL True Roller

True Roller

With increased tongue weight capacity and integration of Hitch Match™

Chevrolet: Cheyenne 07 - 14 5

The ZK-40 was designed for use in races where a CIK-FIA approval was not required

Natural / Red Anodized / Tumble Polished

PAC Racing Valve Spring Shim Kit - 1.250" OD - 0.575" ID - Steel H764C34XXL True RollerProduct Description: Valve Spring Shim 0. 015 0. 020 0. 030 0. 050 in Thick 1. 250 in OD 0. 570 in ID Steel PAC Racing Springs is part of the Race Winning Brands Family. With more than 100 years of spring manufacturing experience. We understand the demands of racing and provide a commitment to all of our customers to provide the best service possible. We continue to expand products and offer expanded onsite technical services at various racing events.