Holley ECU Main Power Harness Assy

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This harness has been designed for those of you installing a Holley Avenger, HP, or Dominator EFI System with a rear-located battery.  These harnesses are offered in 15 and 18 foot lengths and have the fuse holders located at the battery end for safety.  Pre-terminated with 5/16″ eyelets for the battery connections.  Includes a 40A ATC Fuse.

Full specifications outlined below.




Wire type:  10 AWG TXL (-40 degF to 257 degF rated)
Covering type:  Split Braided Tubing (-94 degF to 257 degF rated)

All terminations crimped and soldered to minimize voltage drop.

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