Ls237 58x4x engine main harness for hp efi dominator efi. Holley products for gms popular ls engine are dominating the ls.
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Holley hp efi wiring diagram. 11 important wiring dos and donts an efi system depends heavily on being supplied a clean and constant voltage source. This feature allows the user to configure the system to support a wide range of controls including boost control progressive nitrous watermeth injection speed inputs fuel pump control ac. Holley hp efi systems are equipped with 4 programmable inputs and 4 programmable outputs that are ideal for most vehicles with a single power adder. It shows the components of the circuit as simplified shapes and the capacity and signal connections with the devices. Holley has been the undisputed leader in fuel systems for over 100 years. The sniper efi system requires a high pressure fuel pump capable of operating at 60 psi with at least 50 gallon per hour of fuel flow more fuel flow may be needed for higher horsepower engines.
Holley efi products power these cars and are dominating the performance world. This manual contains information and diagrams related to wiring most holley efi products including ecus ignition systems nitrous systems watermethanol injection systems sensors and more. Holley offers a usb cable with a sealed connector pn 558 409 for applications were the usb cable will be plugged in and the ecu is mounted in a dirty environment. Holley hp efi wiring diagram ls12 wiring diagram wiring diagram autovehicle holley hp efi wiring diagram wiring diagram is a simplified pleasing pictorial representation of an electrical circuit. When selecting a pump and lines be sure each component is designed to perform at high pressure. Holley offers a variety of fuel pumps hoses and.
Now holley efi products power these cars and are dominating the performance world. This video goes through a wire by wire description of the system to take away some of the scariness of the basic wiring process. Holley carburetors powered every monster energy nascar cup team and nearly every nhra prostock champion for four decades. Be the first to write a review. Click here to view or download our efi wire connector guide. Wiring manual diagrams 199r10555 hp efi and dominator efi systems.
Hp ecu the hp ecu has two main connectors. Be the first to write a review. Holleys avenger and dominator series share the same harness.
Gallery of Holley Hp Efi Wiring Diagram
