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LS2/3/7+ (58x/4x) Engine Main Harness 558-103

LS Main Engine Harness


LS2/3/7+ (58x/4x) Engine Main Harness for HP EFI & Dominator EFI

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(928) 706-6112


This harness has been designed to interface with 58x crank and 4x cam sensors. These engines are commonly found in 2006+ Year Model vehicles with LS variants such as the: LS2,LS3,LS7,L76,L92, and L98.


  • 558-103
  • 558-103
  • 090127666739
  • Holley EFI
  • LSX
  • Main
  • 58x
  • 4
  • New


Shipping Information

  • Item Requires Shipping
  • W4.0000” x H11.0000” x L10.5000”

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