Raceworks Ext 60Mm E85 Efi 044 Style, safe for Ethanol Specifications 300LPH @ 3Bar (13.5V). 044 Equivalent, 60.5mm Pump Diameter, External Check Valve. E85 Safe For intank use, use strainer available HERE Inlet Options Specifications AN-6 Adapter Part Number RWF-734-06BK Specifications AN-8 Adapter Part Number RWF-734-08BK Specifications AN-10 Adapter Part Number RWF-734-10BK Specifications AN-12 Adapter Part Number RWF-734-12BK Specifications 3/8″ Barb Adapter Part Number RWF-414-M18-06BK Specifications 1/2″ Barb Adapter Part Number RWF-414-M18-08BK Specifications 5/8″ Barb Adapter Part Number RWF-414-M18-10BK Specifications AN-8 Female Swivel Adapter Part Number RWF-906-08-M18BK Outlet Options Using included Check Valve Specifications AN-6 Banjo Kit Part Number RWF-724-044-06BK Specifications AN-8 Banjo Kit Part Number RWF-724-044-08BK Specifications 5/16″ Barb Banjo Kit Part Number RWF-807-044-05BK Specifications 3/8″ Barb Banjo Kit Part Number RWF-807-044-06BK Note: when using the included Check Valve with a banjo kit, outlet will be on a right angle to the pump. Using a High Flow Inline Check Valve Specifications AN-6 Part Number RWF-612-06BK Specifications AN-8 Part Number RWF-612-08BK Using No Check Valve Specifications AN-6 Adapter Part Number RWF-731-06BK Specifications AN-8 Adapter Part Number RWF-731-08BK Specifications AN-10 Adapter Part Number RWF-731-10BK Specifications 5/16″ Barb Adapter Part Number RWF-414-M12-05BK Specifications 3/8″ Barb Adapter Part Number RWF-414-M12-06BK Specifications 1/2″ Barb Adapter Part Number RWF-414-M12-08BK What is a Check Valve? A Check Valve, also known as a one-way valve, allows flow in one direction only, and prevents back flow (reverse flow). In the case of a fuel system, this valve ensures that fuel pressure in the line is maintained, allowing the engine to start faster even if the fuel system has not been sufficiently primed. For Wiring Kits Click Here! (RWM-052 PART NUMBER)