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American Autowire 510603 Classic Update Kit, 1967-75 Mopar A-Body
American Autowire 510603 Classic Update Kit, 1967-75 Mopar A-Body

American Autowire 510603 Classic Update Kit, 1967-75 Mopar A-Body

67-75 Dart, 70-75 Duster, 71-75 Scamp, 67-75 Valiant, 67-74 Barracuda, 21 Number of Circuits

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American Autowire 510603 Classic Update Kit, 1967-75 Mopar A-Body
American Autowire 510603 Classic Update Kit, 1967-75 Mopar A-Body
American Autowire 510603 Classic Update Kit, 1967-75 Mopar A-Body
American Autowire 510603 Classic Update Kit, 1967-75 Mopar A-Body
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American Autowire estimates this item will ship on or before August 20th.
Part # 910510603
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Number of Circuits:
Fuse Block Included:
Compatible with GM Column:
Ignition Key Location:
Column or Dash
Fuse Style:
MFG. Part #:
Sold in Quantity:
Harness Length:


Classic Updates are researched and developed to be the highest quality and most complete vehicle-specific modified restoration harnesses available today. Engineered to provide plenty of room for customization while taking the tedious parts out of the wiring job. Get a head start on your wiring project today!

Classic Wiring Kit Fits:

  • 1967-75 Dodge Dart
  • 1971-72 Dodge Demon
  • 1967-69 Plymouth Barracuda
  • 1967-75 Plymouth Valiant
  • 1970-75 Plymouth Duster

Classic Wiring Kit Features:

  • A replacement headlight switch with internal 25-amp circuit breaker, adjustable length shaft, and custom knob.
  • Standard turn signal flasher, hazard flasher, and horn relay mounted on harness.
  • Fuse box designed to fit in original location with mods to the firewall, template included. All required hardware supplied. New ATO fuse panel allows for easy fuse and circuit breaker accessibility. Harness is laid out and formed to allow for nearly all after market accessories such as; gauge packages, wiper systems, heat and air conditioning systems, etc.
  • Many original switch connector bodies an American Autowire exclusive feature.
  • Steering column connectors can plug directly into most aftermarket steering columns or stock ‘67-‘75 Mopar columns using the adapter and terminals included in the kit.
  • Separate under dash courtesy lamp assemblies are also included for use along with your original dome/interior lighting feeds.
  • Instrument Cluster wiring is designed with a “cluster harness disconnect” system for easy service and assembly. Original style terminals, lamp sockets, connectors, and locking nuts that will attach to the original cluster (another American Autowire exclusive) are provided for stock cluster connections. The system will also connect into most popular aftermarket gauges such as CLASSIC INSTRUMENTS, DAKOTA DIGITAL, AUTOMETER, VDO, and others.
  • Rear body harness assembly plugs into the main harness in the stock location and our longer leads allow for stock or custom routing of the wires. Rear body wiring includes backup light lead wires with correct lamp sockets or connectors, stop and tail light lead wires with correct lamp sockets, dome light leads, terminals, connectors and lamp sockets to mate with the license plate lamp and side marker assemblies, and fuel tank sender wire with trunk grommet and tank connection.
  • New floor dimmer switch is provided for ease of installation. Wire length and connection accommodate original floor mount dimmer switch.
  • GM bulkhead connectors for the engine and front light wiring are included (another American Autowire exclusive) and allow for easy installation with original or custom routing.
  • Engine wiring includes connectors for original points type distributors, OEM Chrysler style starter relay connections, tach and ignition leads, etc. High-powered 1-wire alternator connections are supplied.
  • Front lighting includes extra long leads that can be routed for stock or optional applications. All head light, parking light, and directional light leads, along with a switched trigger wire for an electric fan relay (usually recommended with AC) are provided. Mating terminals and connectors are also provided for you to complete your custom installation.
  • Many original style light sockets, switch body connectors, terminals, etc.


Classic Update Series Instruction Sheet (PDF)

Warning and Content Sheet (PDF)

Dash Cluster Wing Kit (PDF)

Dash Kit (PDF)

Engine Wiring Kit (PDF)

Firewall Modification Template (PDF)

Front Light Wiring Kit (PDF)

Headlight Switch (PDF)

Rear Body Wiring Kit (PDF)

Alternator and Main Power Connection Kit (PDF)

Important Messages

  • Get FREE shipping when your order includes this item and exceeds $99! Ground shipping only in the contiguous US.
Some parts are not legal for use in California or other states with similar laws/regulations


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