PAC Racing Springs 8 Degree Valve Lock - 5/16 in Valve Stem - Standard Height - Titanium (Set of 16) PAC-L8056-16 YA0828KARTMM04 use headers

use headers

11/16" ID rails

Each rate has a specific wire diameter

Scavenger Series long tube headers deliver maximum performance and are suited to the enthusiast who wants the best

PAC Racing Springs 8 Degree Valve Lock - 5/16 in Valve Stem - Standard Height - Titanium (Set of 16) PAC-L8056-16 YA0828KARTMM04 use headersProduct Description: Valve Lock 8 Degree 5 16 in Valve Stem Standard Height Titanium Natural 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 methods.