[PDF] WIRING MANUAL & DIAGRAMS 199R10555 - Holley WIRING MANUAL & DIAGRAMS 199R10555 HP EFI and Dominator EFI Systems Contents This manual contains information and diagrams related to wiring most Holley EFI products including ECU’s, ignition systems, nitrous A2 Fuel Pump Out (+12v) (10A Max) B2 IAC A Hi[PDF] ELECTRIC FUEL PUMPS P/N 12-801-1, 712-801-1, 12-802-1, Connect the fuel pump (red lead) to a 12-volt ignition source. In this line, add an in-line fuse holder and a 7.5 amp fuse. Figure 4 WIRING THE FUEL PUMP WITH A RELAY: NOTE: You will need Holley Fuel pump relay kit P/N 12-753 or equivalent 4-wire relay. 1. Disconnect the cables from the battery. 2. Mount relay on firewall of engine Electric Fuel Pump Wiring Diagram | GTSparkplugs Basic Safe Electric Fuel Pump Wiring Diagram This is the basic wiring diagram for SAFE electric fuel pump wiring. The diagram is color coded per circuit and only a few things may need to be said. Fuel pump wiring for the RED circuit is generally going to carry a much higher current than the relay. So use a larger gauge wire for lower voltage drop. Holley Fuel Pump Rebuild Kits - Free Shipping on Orders Find Holley Fuel Pump Rebuild Kits and get Free Shipping on Orders Over $99 at Summit Racing! Wiring the Holley Sniper EFI • Infinitybox Oct 25, 2017Wiring diagram showing how to wire the Holley Sniper EFI system to the Infinitybox 20-Circuit Kit. First things first, you need to get battery power and ground to the Sniper. The red wire in their 7-pin connector must go directly to the positive terminal on your battery.