-10% Main Harness, 99-04 Ford Modular

Main harness for 99-04 2 & 4 Valve Ford Modular (4.6 & 5.4L) Engines.

Note that two different ignition connector styles are available:

  • Standard Holley 10-Pin Connector: This is best for most non-Coil On Plug applications
  • Twin GM LS / Holley Smart Coil Connectors: If you're going to run a coil-on-plug application such as the Holley Smart Coil Kit then choose this one.

Not Sure? Review this product documentation before you buy!

 
Installation Guide
Holley Ford Modular Engine Main Harness

Harnesses
Harness TypeMain
TerminatedYes
General
Also IncludedIntegrated 40Amp Relay (Order 534-26 if replacement ever required)
Application99-04 Ford Modular (2V or 4V)
LengthMost main harnesses allow a maximum of 5 feet between the back of the cylinder head and the ECU mounting location (as the wire travels.) This is only a rough estimate and nothing should be installed before you have the harness in hand.
Unit of SaleEach

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Main Harness, 99-04 Ford Modular

  • Views: 10297
  • Brand: Holley
  • Product Code: 558-108 | 558-113
  • Availability: In Stock
  • $674.00
  • $605.95

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