Billet Bypass Regulator W/JET - Designed for use with a mechanical fuel pump where fuel pressure is variable. By-Pass feature is restricted with a jet that can be adjusted to set your desired low-side fuel pressure. Blue anodized top has a fitting for boost referenced applications, comes with laser cut stainless mounting bracket and hardware. #8 AN O-Ring fittings required. •Designed to operate within 4.5 - 9 PSI; Preset at 7 PSI •.350" (7/20") restriction •Designed for use with alcohol fuel •Compatible with QFT™ billet fuel pressure regulator logs •Includes an 1/8" NPT port for manifold reference Boost Reference 1-1