FLASH SALE! ⚡️SAVE UP TO 40%!
-
Shop by Category
-
-
Anti-Theft
-
Floor Mats
-
- Gauge Kits
- Speedometer Gauges
- Tachometers & Shift Lights
- Temperature Gauges
- Voltmeter Gauges
- Fuel Level Gauges
- Pressure Gauges
- Air Fuel Ratio Gauges (AFR)
- Boost & Vacuum Pressure Gauges
- Pyrometer Gauges
- Race Dashes
- Custom Gauge Mounts & Trim
- Gauge Sensors & Adapters
- Gauge Wiring & Lights
- Driving Monitors & Data Loggers
- Timers, Hourmeters & Clocks
-
Shift Knobs
-
Interior Trim
-
Car Organizers
-
Accessories
-
Steering Wheels
-
Interior Detailing
-
Seat Covers
-
Car Seats
-
Sun Shades
-
-
-
-
- Shop by product
- Shop by brand
- WHEELS & TIRES
- Contact us
-
My garageAdd vehicle
My garage
- Get product recommendations
- Easily find parts & accessories
- -15%
- FREE SHIPPING
Previous
keyboard_arrow_left
Next
keyboard_arrow_right
Holley | Unterminated Main Engine Wire Harness
558-126
Holley | Unterminated Main Engine Wire Harness 558-126 | Pre-terminated J1A & J1B Tyco Superseal connectors, 60 crimped wires, 15 ft. flying leads, fully customizable installation
Free Shipping
CAD $612.31
CAD $720.37
Save 15%
- FLASH SALE
Delivery in 2 to 3 weeks
- PROUDLY CANADIAN
- BEST PRICE GUARANTEE
- GUARANTEED FITMENT
Holley – Unterminated Main Engine Wire Harness
Description
The Holley Unterminated Main Engine Wire Harness (p/n 558-126) comes with both J1A and J1B Tyco Superseal connectors fully pre-terminated and 15 feet of flying lead wiring. Including 60 Holley crimped wires (57x 20 gauge and 3x 18 gauge), this harness allows for complete customization of the installation to suit specific project requirements. Ideal for custom applications requiring maximum flexibility in EFI main harness configuration.
Specifications
- Brand: Holley
- Part Number: 558-126
- Type: Unterminated main engine wire harness
- Connectors: Pre-terminated J1A and J1B Tyco Superseal
- Number of crimped wires: 60 (57x 20 ga, 3x 18 ga)
- Flying lead length: 15 ft. (4.6 m)
- Allows fully customized harness installation
- Application: Universal – not vehicle-specific
- Condition: New
- Sold and shipped by GBP Performance
Note:
- Livraison GRATUITE / FREE Delivery
Compatibility (Application)
| Make | Model | Years | Engine | Notes |
|---|---|---|---|---|
| Universal | – | – | – | Not vehicle-specific |
Previous
keyboard_arrow_left
Next
keyboard_arrow_right