PAC Racing Valve Spring Shim Kit - 1.250" OD - 0.575" ID - Steel 11000503 The unique air filter to

The unique air filter to housing interface (patent pending) allows for maximum filter size which increases the available air volume while simplifying the installation process

300 in taller

Makes Oil Changes Possible w/o Dropping Oil Pan

Gasket Traction Bar Wedge Sets - 4 Degree

Distinctive ΓÇ £Blue" logo

PAC Racing Valve Spring Shim Kit - 1.250" OD - 0.575" ID - Steel 11000503 The unique air filter toProduct 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.