Universal 3/8" NPT EFI Fuel Injection Pressure Regulator Blue w/ Boost Ref Port With their compression-style design

With their compression-style design

These GM single wire alternators come ready to install for all GM one-wire internal regulator applications

These aluminum housings simply replace the stock cast iron housing

including stock engines

Every Speedmaster flexplate will withstand the extreme power and rpm of your performance application

Universal 3/8" NPT EFI Fuel Injection Pressure Regulator Blue w/ Boost Ref Port With their compression-style designThese Speedmaster EFI fuel pressure regulators give you total control of your fuel pressure settings. The regulators feature AN O ring boss inlet, outlet, and return fittings, a 1 8 in. NPT gauge port, and a 1: 1 fuel pressure rise from the boost reference port. Speedmaster EFI fuel pressure regulators are anodized for great looks and corrosion resistance.