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Holley's main power harness (p/n 558-308) is approximately 13ft long
commonly found on factory LS3 and LSA applications
Long term learning (Auto tune) on fuel
relaxed: 26in (66cm)
Holley efi - J4
Flying Lead Harness for Power Distribution - Jolt Systems EFI Harness Knock Sensor Holley's main power harness (p/nFlying lead harness allows installer to wire up injector power, coil power, fuel pump output, etc to their own fuse relay center as they see fit. What's included: Semi terminated harness
US$ 79.50
US$ 44.99
US$ 17.00
US$ 13.50
US$ 31.99
US$ 11.50
US$ 1360.00
US$ 27.99
