Holley 558-400 Connector J1A/B Input/Outputs Auxiliary HarnessFor Dominator, HP, Terminator X and Terminator X Max Part Number: 558 400 This harness connects to the (8) pin Metri Pack Input Output connector located in most Holley EFI main harnesses. Features and Benefits (8) Metri Pack pins (4) Input Wires (4) Output Wires Assorted wire colors Included on the Terminator X harness has a 3 pin input output connector.
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For Dominator, HP, Terminator X and Terminator X Max
Part Number: 558-400
This harness connects to the (8) pin Metri-Pack Input/Output connector located in most Holley EFI main harnesses.