PAC Racing Springs 10 Degree Valve Lock - 5/16 in Valve Stem - Standard Height - Black Oxide (Set of 16) PAC-L8067-16 Auto Ventshade 28-1/4" x 15" x 12"

28-1/4" x 15" x 12" L x D x H

5% Para Aramid

screw-in air bleeds

Boundary Chevy LS1 Engine 4

73 and down carrier

PAC Racing Springs 10 Degree Valve Lock - 5/16 in Valve Stem - Standard Height - Black Oxide (Set of 16) PAC-L8067-16 Auto Ventshade 28-1/4" x 15" x 12"Product Description: Valve Lock 10 Degree 5 16 in Valve Stem Standard Height Steel Black Oxide Set of 16 Traditional Springs are made from the same size (Diameter) wire throughout the helix of the spring. PAC Racing Springs has partnered with technology leaders in order to provide this advanced new tapered wire product. Tapered wire allows for a true progressive and dual rate without reducing spring travel and increasing weight from traditional