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Holley

Holley Terminator EFI HyperSpark Ignition Adapters 558-323 Wiring Harnesses, EFI, Adapter, Plug-and-Play, Main Harness to X System, Each

SKU: HLY558-323

Wiring Harnesses
Holley Terminator EFI HyperSpark Ignition Adapters 558-323 Wiring Harnesses, EFI, Adapter, Plug-and-Play, Main Harness to X System, Each

Holley

Holley Terminator EFI HyperSpark Ignition Adapters 558-323 Wiring Harnesses, EFI, Adapter, Plug-and-Play, Main Harness to X System, Each

SKU: HLY558-323

Wiring Harnesses
A$102.43
IN STOCK! Est Ship 4-7 days. This item is IN STOCK at one of our warehouses or distribution centres, the ETA is the approximate time required to prepare your order for dispatch.
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Description

Holley Terminator EFI HyperSpark ignition adapters are designed to plug-and-play with HyperSpark distributors and Holley EFI main harnesses with an ignition connector. They enable you to run a "timed sequential" fuel strategy for faster responses and cleaner emissions. Complete the improvement of your driving experience with a Holley Terminator EFI HyperSpark ignition adapter.

Part Type

Wiring Harness Adapter Hyperspark Ignition

Data: v4.2 - Upd: 2026-10-13 22:06:50

Specifications

Product Attributes - Brand
Holley
Product Attributes - Manufacturer's Part Number
558-323
Product Attributes - Part Type
Wiring Harnesses
Product Attributes - Product Line
Holley Terminator EFI HyperSpark Ignition Adapters
Product Attributes - UPC
090127073445
Product Attributes - Fuse Block Included
No
Product Attributes - Quantity
Sold individually.
Product Attributes - Notes
Designed to plug-and-play HyperSpark distributors and Holley EFI main harnesses with ignition connector.
Product Attributes - Special Attention
Used to run a "timed sequential" fuel strategy, with Holley EFI V5 Build 160 or Later, or Terminator X.

Reference Information

Brand Name/s Holley
StreetFX SKU hly558-323
SFX Item ID 4783865
Supplier Item Code 4783865
Manufacturer SKU 558-323
Manufacturer UPC 90127073445
Alternative References HOL558-323

Compatibility

Application Data
  • UniversalYes
    Wiring Harness ClassificationDistributor
    Application NotesDesigned to plug-and-play HyperSpark distributors and Holley EFI main harnesses with ignition connector.

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