Holley HP Billet 4.5 to 9 psi In-Line Fuel Pressure Regulator - 3/8 in NPT Inlet - 3/8 in NPT Outlet - 1/8 in NPT Port - Bypass / Black Anodized - Diesel / E85 / Gas 12-842 H77715FXL 88 THICK R/P (24spl pinion)

88 THICK R/P (24spl pinion)

GM/Mercury Marine Big Block V8 Gen-IV/V/VI

Welded Heavy One-Piece

Designed Specifically for Youth

Audi Quattro 2015-18

Holley HP Billet 4.5 to 9 psi In-Line Fuel Pressure Regulator - 3/8 in NPT Inlet - 3/8 in NPT Outlet - 1/8 in NPT Port - Bypass / Black Anodized - Diesel / E85 / Gas 12-842 H77715FXL 88 THICK R/P (24spl pinion)Holley HP Billet Fuel Pressure Regulator 12 842 4. 5 9 PSI 3 8" NPT Ports Carbureted Bypass w Idle Bleed Black Clear Anodized CNC Machined Black Bright Dip Anodized Body Clear Bright Dip Anodized Ends Corrosion Resistance And Good Looks Feature A Gauge Port Include Mounting Plate For Easy Installation 1 8" NPT Gauge Port Holley has been the undisputed leader in fuel systems for over 100 years. Holley carburetors powered every NASCAR Cup team and