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Painless Performance Wiring

Painless Wiring PW20103 21 Circuit Universal Muscal Harness Gm Keyed Column

Painless Wiring PW20103 21 Circuit Universal Muscal Harness Gm Keyed Column

PW20103
$1,000.70 AUD
$1,000.70 AUD
Sale Sold out
Tax included. Shipping calculated at checkout.

This 21 circuit kit is adaptable to fit the 1960's, 70s, or 80s GM, Ford, and Chrysler muscle cars where a bulkhead connector is required. Some minor bulkhead modification may be required. Please be sure to check out all of our harnesses in this section, as we may have an offering for a more direct fit harness for your vehicle. Included with this harness are the following parts; GM turn signal & column mounted ignition switch connectors; pre wire plugs for the headlights & dimmer switch; and each wire is custom printed with the circuit identification as well as using GM color codes for easy installation.

Number of Circuits: 21 Circuits - 12 Fuses w/ Horn Relay and Maxi Fuse
Harness Length: Universal
Fuse Type: Blade & Maxi Fuse
Firewall Passthrough: Bulkhead Connector
Color Code Based: Universal
Circuit Designations: Printed on Wires

This harness includes circuits for:

  • A/C & Heat
  • Accessory
  • Backup Lights
  • Brake Lights
  • Charging
  • Dome Light
  • Electric Choke
  • Emergency Flashers
  • Fan Relay Activation Power
  • Fused Power Source
  • Headlights
  • Horn (Relay)
  • Ignition Coil
  • Instrument Panel Lighting and Gauges*
  • Park Lights
  • Radio/Clock (Constant and Switched)
  • Starting
  • Tail Lights
  • Third Brake Light
  • Turn Signals
  • Wipers

* Including Wires For:

  • Fuel Gauge
  • Oil Gauge
  • Tachometer
  • Temperature Gauge
  • Voltmeter


Manufacturer Part Number:

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