Holley Die-Cast In-Line Fuel Pressure Regulator - Die Cast - 4-1/2 to 9 psi - 3/8 in NPT Inlet - 3/8 in NPT Outlet - 3/8 in Return - 1/8 in NPT Gauge Port - Bypass - Black Anodized - Gas Karting Rib Protectors This unit is drilled for 2 1 2 to M77MS829H30 1303LS1-3 Size:Youth 2X-Large

This unit is drilled for 1/2in

The 600 Series Sparco seat base is constructed with 3/16" thick steel to provide a strong flex-free mount

Because of this and the wear characteristics of the hypereutectic alloy

Use with appropriate throttle cable plate when necessary

Navistar 6-Cylinder

Holley Die Cast In Line Fuel Pressure Regulator Die Cast 4 1 2 to 9 psi 3 8 in NPT Inlet 3 8 in NPT Outlet 3 8 in Return 1 8 in NPT Gauge Port Bypass Black Anodized Gas Karting Rib Protectors This unit is drilled for 2 1 2 to M77MS829H30 1303LS1 3 Size:Youth 2X Large This unit is drilled for 1 2in The 600 Series Sparco seat base is constructed with 3 16" thick steel to provide a strong flex free mount