I can’t seem to find a wiring diagram for the or instructions for it. Main Harness is wired just like the Holley Universal Main.
The new standard in EFI with virtually unlimited capabilities! Integrated electronic transmission control, drive by wire throttle control, dual wideband oxygen. DO’S.
•. Install the main power and ground directly to the battery. •.
Keep sensor wiring away from high voltage or “noisy/dirty” components and wiring, especially . Our Holley EFI Harness Kit comes complete with the main harness, power harness and injector harness to support your primary system! Harness, v-8 Injector Harness; Simple installation; Works with HP or Dominator ECU’s .
Part# Universal MPFI Main Harness for HP EFI & Dominator EFI Brand Holley EFI Nuber Holley EFI Support Forums Holley EFI Dealers Wiring Shop Quick.WIRING MANUAL & DIAGRAMS R HP EFI and Dominator EFI This manual contains information and diagrams related to wiring most Holley EFI products including ECU’s, ignition systems, nitrous PN for applications were the USB cable will be plugged in, and the ECU is mounted in a dirty environment. TPI/SR Harness LS1 Harness LS2 Harness Universal MPFI Unterminated Harness Notes: Select one that meets customers needs – Designed for Holley 4 bbl TBI systems – Designed for Holley Stealth Ram Systems and factory GM TPI engines (speed density) – Designed for 24x crank and 1x.
or Holley HP smart coils on a non-LS engine, specifically the ECU to coil harness wiring. The customer has to supply either the factory GM coil harnesses for LS coils, or sub-har-ness for Holley HP smart coils.
This harness pins directly into the ECU. – . Apr 22, · The Holley EFI Universal MPFI/CNP Main Harness is wired just like the Holley Universal Main Harness (LINK – Section 13 Wiring Appendix) and the Holley Universal CNP Harness.
The wire size modification pertains to the . 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. 3 Important Wiring “Do’s and Don’ts.Holley EFI LS1/6 (24x/1x) Engine Main HarnessHolley EFI Main Harnesses
