The unterminated main harness comes with both J1A and J1B connectors full terminated with 15' of flying lead wiring.

Features:
  • 15’ long flying lead harness, allows you to completely customize your main harness installation
  • 60 Holley Crimped Wires (57x 20 ga, 3x 18 ga)
  • 30 optional plug seals
  • More From This Category

    Haltech Wiring Harnesses, Elite ECU Terminated Engine Harnesses, Elite 2000/2500 GM GEN III LS1 & LS6 non DBW Terminated Harness, Kit

    Haltech Wiring Harnesses, Elite ECU Terminated Engine Harnesses, Elite 2000/2500 GM GEN III LS1 & LS6 non DBW Terminated Harness, Kit

    $1,200.00

    TCI EZ-TCU Wiring Harness for '09+ 4L65/70E.

    TCI EZ-TCU Wiring Harness for '09+ 4L65/70E.

    $564.95

    FAST XFI Main Harness for Rear Engine Dragster and Boats

    FAST XFI Main Harness for Rear Engine Dragster and Boats

    $891.16

    MSD Wiring Harness, Replacement, 6AL2, Each

    MSD Wiring Harness, Replacement, 6AL2, Each

    $93.10

    Haltech Universal V8 Small/Big Block (GM, Ford, Chrysler) Terminated Engine Harness Kits, Nexus V8 IGN-1A GM/Chrysler Harness, Kit

    Haltech Universal V8 Small/Big Block (GM, Ford, Chrysler) Terminated Engine Harness Kits, Nexus V8 IGN-1A GM/Chrysler Harness, Kit

    $380.00