Holley Dominator Efi Wiring Diagram

This manual contains information and diagrams related to wiring most holley efi products including ecu s ignition systems. This manual contains information and diagrams related to wiring most holley efi products including ecu s ignition systems nitrous systems water methanol injection systems sensors and more. Efi harnesses for various holley systems can consist of a main harness transmission harness if applicable injector harness ignition coil harness and auxiliary harnesses.

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The application note that we created for the holley dominator efi system shows using an invert mini.

Holley dominator efi wiring diagram. Holley carburetors powered every monster energy nascar cup team and nearly every nhra pro stock champion for four decades. Holley products for gm s popular ls engine are dominating the ls scene as well. Now holley efi is dominating the performance world as well as our products for gm s ls engine. Someone told me that i need to ground the tan light green and connect the green wire from the holley harness to the red wire on the relay under the drivers seat.

Wiring manual diagrams 199r10555 hp efi and dominator efi systems. Holley has been the undisputed leader in fuel systems for over 100 years. In the case of the holley dominator efi system it puts out 12 volts for the fuel pump trigger. All of holley s terminator ecus are in fact either an hp or.

Now holley efi products power these cars and are dominating the performance world. Holley has been the undisputed leader in fuel systems for over 100 years. You can simply convert this 12 volt trigger to a ground trigger with one of our invert mini modules or a relay. Now holley efi products power these cars and are dominating the performance world.

Holley carburetors have powered every nascar sprint cup team and nearly every nhra pro stock champion for four decades. The dominator ecu has four additional connectors that the hp does not. 1 1 important wiring do s and don ts an efi system depends heavily on being supplied a clean and constant voltage source. Holley s products also include performance fuel pumps intake manifolds engine dress up products for street performance race and marine applications.

Wiring holley dominator efi i wired the green wire to the tan light green wire that goes under the hood and leads to the fuel pump relay under the drivers seat. We go to the experts at the school of automotive machinists to help us out with. Holley efi wiring harnesses are used with holley s avenger hp and dominator efi systems. Also some clarity on the wiring harnesses.

Basic overview of the differences between the holley hp and dominator ecu.