PAC Racing Springs 500 Series 8 Degree Titanium Valve Spring Retainer - 1.070 in / 0.750 in OD Steps - 1.440 in OD Dual Spring (Set of 16) ENE3-1171R By-Pass feature is restricted with

By-Pass feature is restricted with a jet that can be adjusted to set your desired low-side fuel pressure

The earpiece has rubber tips that fit into the ear to help reduce outside noise

Holley Regulators

1974-1977 Plymouth Trailduster Base CID 440 Naturally Aspirated GAS

Consumers wanted an 838 with a very shallow dish/offset and this is the answer to that request

PAC Racing Springs 500 Series 8 Degree Titanium Valve Spring Retainer - 1.070 in / 0.750 in OD Steps - 1.440 in OD Dual Spring (Set of 16) ENE3-1171R By-Pass feature is restricted withProduct Description: Valve Spring Retainer 500 Series 8 Degree 1. 070 in 0. 750 in OD Steps 1. 440 in OD Dual Spring Titanium 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