FFG 1967-1972 Ford Wire Harness

Clean power. Zero headaches. A classic Ford running a modern engine asks more of its wiring than the factory ever imagined. Coil packs; drive-by-wire; wideband sensors; a ten-speed that talks back. Adapt a universal harness to that and you spend the next year chasing gremlins instead of driving. This harness was born in our own build shop and refined through Coyote and Godzilla swap after Coyote and Godzilla swap. Every circuit; every connector; every branch is drawn for a 67-72 Ford truck carrying real power. It shares connectors directly with your drivetrain ECU pack; so the two systems meet the way they were meant to. It comes modular: front; cab and rear sub-harnesses; all bulkhead connectors; every circuit individually labeled. Three 11x17 laminated schematic sheets and full installation documentation come in the box; and extra wire length is built in so you route it your way. Gen 1 through 4 Coyote in 5.0L or 5.2L; Godzilla 7.3L; 6R80; 10R80; 10R140; Tremec or M8X. Digital gauges supported. Published build time is 1-2 weeks. Then you wire it once and drive it for decades.

  • Drawn for this truck - engineered from scratch for 67-72 Ford architecture; not a universal harness adapted to fit.
  • Talks to your ECU pack - shares connectors directly with the drivetrain control pack.
  • Modular in three sections - front; cab and rear sub-harnesses with all bulkhead connectors.
  • Labeled circuit by circuit - individual identification labels plus three 11x17 laminated schematics.
  • Coyote or Godzilla - 5.0L; 5.2L or 7.3L with 6R80; 10R80; 10R140; Tremec or M8X.
  • Route it your way - extra wire length built in for custom routing.

Install Level: Advanced - full vehicle rewire; engine and transmission integration

Extra wire length included for custom routing.
Published build time 1-2 weeks.
Bundle options at checkout: Complete Wiring System Bundle (6-Piece) or Builder Wiring System Bundle (5-Piece / No Tools). Select No for the harness alone.
Optional add-ons sold separately: FFG Connector Kit; Switch Kit; Crimp Tool Kit; Mounting Plate Kit; Power Center Kit.
Shares connectors directly with the drivetrain ECU control pack.

Fat Fender Garage
SKU: FFG-F6772-WH ISBN:
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FFG 1967-1972 Ford Wire Harness
On Sale from $1,480.00
Overview
Specifications
Tech Resources
Compatibility

Clean Power, Zero Headaches 

Modern Power Without the Guesswork

Your classic Ford needs wiring that works with modern engines. This complete harness was born in our own build shop, refined through countless Coyote and Godzilla swaps until we nailed the perfect balance of reliability, serviceability, and clean integration. Your truck will be wired up in 1-2 weeks with this FFG exclusive kit. 

Built for Modern Swaps

We didn't adapt some universal harness – we engineered this system from the ground up for 67-72 Ford trucks running serious power. Every circuit, every connector, every branch is intentionally designed to support today's engines, transmissions, and electronic accessories without an electrical nightmare.

Works with:

  • Gen 1,2,3, and 4 Coyote Configuration – 5.0L and 5.2L ready
  • 6R80, 10R80, Tremec, or M8X transmissions
  • Godzilla 7.3L Configuration – Built for serious torque
  • Digital Gauge Integration – Modern instrumentation support
  • Shares connectors directly with your drivetrain's ECU packs.

 Your complete kit includes:

  • Modular front, cab, and rear sub-harnesses
  • All bulkhead connectors
  • Individual circuit identification labels
  • Complete installation documentation
  • Three 11x17 laminated schematic sheets

Optional Add‑Ons

*This harness is engineered specifically for 67-72 Ford truck architecture – purpose-built circuits integrate seamlessly with modern Ford powertrains without modifications or adaptations

Fits 1967-72 Ford F-Series trucks with Gen 3/4 Coyote or Godzilla 7.3L engines

Compatible with 10R80 and 10R140 transmissions

Extra wire length included for custom routing

Fat Fender Garage part number FFG-F6772-WH-1
For 1967-1972 Ford F-Series trucks
Engine support: Gen 1; 2; 3 and 4 Coyote - 5.0L and 5.2L
Engine support: Godzilla 7.3L configuration
Transmission support: 6R80; 10R80; 10R140; Tremec; M8X
Shares connectors directly with the drivetrain ECU control pack
Digital gauge integration supported
Modular front; cab and rear sub-harnesses
All bulkhead connectors included
Individual circuit identification labels
Complete installation documentation
Three 11x17 laminated schematic sheets
Extra wire length included for custom routing
Published build time 1-2 weeks
Bundle options: Complete Wiring System Bundle (6-Piece); Builder Wiring System Bundle (5-Piece / No Tools)
1967-1972 Ford F-Series trucks.
Gen 1; 2; 3 and 4 Coyote engines in 5.0L and 5.2L; and the Godzilla 7.3L configuration.
6R80; 10R80; 10R140; Tremec and M8X transmissions.
Digital gauge integration supported.
Shares connectors directly with the drivetrain ECU control pack.

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