PAC Racing Springs 7 Degree Valve Lock - 7 mm Valve Stem - Standard Height - 3 Radius Groove (Set of 16) Upper Control Arm Hooker Headers Competition Header 2454HKR

Hooker Headers Competition Header 2454HKR Black Finish - Tube Size 1

For use with Holley HP and Dominator ECUs and other EFI systems

This is made possible by rigid construction design and zero tolerance clearances as well as thermo expansion of only 0

Headset Jack

PAC Racing Springs 7 Degree Valve Lock - 7 mm Valve Stem - Standard Height - 3 Radius Groove (Set of 16) Upper Control Arm Hooker Headers Competition Header 2454HKRProduct Description: Valve Lock 7 Degree 7 mm Valve Stem Standard Height 3 Radius Groove Steel 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