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Holley EFI

Holley EFI Harness Kit - Ford Foxbody 5.0L V8 W/Tfi

Part # 558-513 Be the first to write a review

For 1979 to 1993 Ford Mustangs when converting to Holley EFI ECU

Holley EFI Harness Kit - Ford Foxbody 5.0L V8 W/Tfi

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Free Shipping - Lower 48 US States
Advertised Price $972.95
$874.95
Save $98.00
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This harness is for fuel injected small block ford engines such as 5.0L or 5.8L Windsor powerplants. Plug and play ignition capability with Dual Sync and HyperSpark Distributors. The 5.0L Ford main harness is pre-terminated with Ford PWM IAC connector for the OEM PWM - idle air control motor commonly found on late 80's and early 90's engines. Compatible with Holley EFI Dominator, HP, and Terminator X and X Max ECU's.

Features:

  • Main harness
  • Power harness
  • Injector harness
  • TFI harness

About Holley EFI

Find standalone EFI for LS, Coyote, Hemi and more at Holley.com. From engine swapping to managing up to 4000 horsepower, we have a solution for every project!

Brand Holley EFI
CategoryAir and Fuel Delivery
Emission Code4
Grade TypePerformance
Harness ApplicationFord
Sub CategoryWire, Cable and Related Components
UPC090127074435
Part Number558-513
4

This part is legal for sale or use on Racing Use Only Vehicles

The following vehicles are considered Racing Use Only Vehicles:

  • Racing Use Only Vehicles are vehicles that are used exclusively for competition that are not registered and that may never be used on the street.

WARNING: It is against the law to install this part on an Emissions Controlled Vehicle

Instructions - 558-513 Instructions.pdf
Included with 550-937F, 550-943F, and 550-949F Terminator X and X Max kits.

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Holley EFI
Harness Kit - Ford Foxbody 5.0L V8 W/Tfi
For 1979 to 1993 Ford Mustangs when converting to Holley EFI ECU
Part# 558-513
Advertised Price $0.00
$874.95
Save $98.00
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    *Free Shipping and Handling only offered to the contiguous US on orders over $149, excludes clearance parts and oversized packages.

    Some parts are not legal for use in California or other states with similar regulations.

    Holley EFI Harness Kit - Ford Foxbody 5.0L V8 W/Tfi
    Holley EFI Harness Kit - Ford Foxbody 5.0L V8 W/Tfi
    Advertised Price $972.95
    $874.95
    Save $98.00