PAC Racing Springs 8 Degree Valve Lock - 3/8 in Valve Stem - Standard Height - Black Oxide (Set of 16) WEA401568 Vehicle Applications: 1999 Chevrolet Silverado

Vehicle Applications: 1999 Chevrolet Silverado 1500 Base Extended Cab Pickup

Factory gas tank pickups located in the front of tanks allow fuel pumps to ingest air during acceleration causing a momentary loss of fuel pressure

-6AN x -10AN (7/8"-14) O-ring male adapter with bright aluminum anodized finish

1965-1967 Ford Country Sedan

Super Victor #2927 outperformed the competition out-of-the-box with just a port match and minor blending of critical surfaces

PAC Racing Springs 8 Degree Valve Lock - 3/8 in Valve Stem - Standard Height - Black Oxide (Set of 16) WEA401568 Vehicle Applications: 1999 Chevrolet SilveradoProduct Description: Valve Lock 8 Degree 3 8 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 methods.