PAC Racing Springs 8 Degree Valve Lock - 5/16 in Valve Stem - Standard Height - Black Oxide (Set of 16) PAC-L8073-16 SRK-E46H Carburetor Plenum

Carburetor Plenum

or retarded 4 degrees

Uses integrated motor mounts for maximum weight reduction

PerTronix ML-181 Ignitor Mallory 8 cylinder

PAC Racing Springs 8 Degree Valve Lock - 5/16 in Valve Stem - Standard Height - Black Oxide (Set of 16) PAC-L8073-16 SRK-E46H Carburetor PlenumProduct Description: Valve Lock 8 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