SKU: 74601883869

FORD MUSTANG 1964/66 COMPLETE CLASSIC UPDATE SERIES WIRE HARNESS

Sale price$1115.55 Regular price$1239.50
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Ships within 48 hours · Estimated delivery Jul 23 - Jul 28

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Description

FORD MUSTANG 1964/66 COMPLETE CLASSIC UPDATE SERIES WIRE HARNESSOur Ford Mustang 1964 to1966 21 Circuit Classic Update Series complete wire systems feature an easy to install design and allow for expandability for future growth & our wiring systems use only the highest quality wire and parts resulting in the ultimate wiring kit. Ready to fit 18 fuse 21 circuit fuse panel to suit LHD Mustangs & RHD Mustangs (some modifications may be required for RHD conversions) Ford Mustang 1964, AU & USA Ford Mustang 1965, AU &

Our Ford Mustang 1964 to1966 21-Circuit Classic Update Series complete wire systems feature an easy to install design and allow for expandability for future growth & our wiring systems use only the highest quality wire and parts resulting in the ultimate wiring kit.

Ready to fit 18-fuse 21-circuit fuse panel to suit LHD Mustangs & RHD Mustangs (some modifications may be required for RHD conversions)

Ford Mustang 1964, AU & USA
Ford Mustang 1965, AU & USA
Ford Mustang 1966, AU & USA

Correct replacement headlight switch with internal circuit breaker.

Original Ford styled headlight switch connector.

Headlight enhancement relays allow you to run high-powered Halogen headlights.

Separate relay-controlled circuit for cars that have stock or aftermarket fog or driving lamps

Correct replacement ignition switch for use with your original bezel and tumbler

Correct original ignition switch connector

Standard turn signal flasher and hazard flasher mounted on fuse panel; horn relay mounted on harness.

Our fuse box fits in center of the firewall away from heater and A/C ducts and allows for easy fuse and circuit breaker accessibility.

Harness allows for most aftermarket accessories such as gauge packages, heat and air conditioning systems, power windows, etc.

 

All required hardware supplied:

Original switch connector bodies!

Steering column connectors will plug directly into most aftermarket steering columns.

Directions and an adapter with terminals are included for running a stock Mustang steering column.

Separate optional under-dash light sockets along with original dome/interior light wiring.

Instrument Cluster wiring is designed with a cluster harness disconnect system for easy service and assembly. The best aspect of the disconnect system is that any gauge cluster package can be easily and neatly wired in. This includes AUTOMETER, CLASSIC INSTRUMENTS, DAKOTA DIGITAL, STEWART WARNER, and VDO just to name a few.

Rear body harness assembly plugs into the main harness behind the left-hand kick panel for easy accessibility and allows for original or custom routing. Rear body wiring includes backup light lead and ground wires, stop and taillight lead wires with proper molded light socket connections, third brake light wire and the correct license plate lead connection for use with your stock tag lamp. Fuel tank sender wire and sending unit extension are included.

New floor dimmer switch is provided. Wire length and connection accommodate original floor mount dimmer switch location.

Engine wiring includes feeds for coil, tacho, water temperature, oil pressure, brake warning (with later updated extension if necessary), and electronic speedometer (if necessary). A heavy gauge alternator feed wire is provided for a typical 1 wire high-powered installation.

Front lighting includes extra-long leads for special routing when custom under hood appearance is desired.

All headlight, park light, fog light, and directional light leads are provided, as well as a switched trigger wire for electric fan relay (usually recommended with AC).

 
ATT: THE PRODUCT IS A NON-GENUINE FORD COMPATIBLE PART BUT AN AFTERMARKET ACCESSORIES & CAN BE FITTED BY ANYONE WITH EASY FITTING INSTRUCTIONS, BUT BEST IS FITTED BY A PROFESSIONAL AUTO ELECTRICIAN.

 PLEASE NOTE: Due to the high demand many parts will have extended lead times approximately 8 to 9 weeks, and orders will not ship until all components have been completed in manufacturing. If your order is time-sensitive, please reach out to our sales team to verify inventory availability before placing an order.
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 74601883869

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Reviewed in the United States on May 6, 2026
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Beth, IL
Battle Creek, US
★★★★★ 2
Very dark navy.
This is so dark it almost looks black when I received it. Not the color I thought it would be from the picture. Fit was good though for my son that is 6'2" and 275 pounds. Only returned because the color didn't work for family pictures.
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Reviewed in the United States on February 10, 2026
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CarnifexRex
Lowell, US
★★★★★ 4
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Reviewed in the United States on October 29, 2025
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★★★★★ 5
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Size: X-Large, Color: Royal Blue, Size: X-Large, Color: Royal Blue
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