PAC Racing Springs 8 Degree Valve Lock - 5/16 in Valve Stem - Standard Height - Titanium (Set of 16) PAC-L8123-16 920-RD Machined out of aluminum

Machined out of aluminum

One lock for spare

1999-2009 GMC Sierra 1500

Built in connector mates to Delphi Packard Metri-Pack 150 series connector #12065287 (not included)

PAC Racing Springs 8 Degree Valve Lock - 5/16 in Valve Stem - Standard Height - Titanium (Set of 16) PAC-L8123-16 920-RD Machined out of aluminumProduct 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.