Product Summary

Universal Fit, 21 Number of Circuits

  • Engineered to fit your 1960's, 70s, or 80s GM, Ford, and Chrysler muscle cars where a bulkhead connector is required
  • Features custom printed wiring with the circuit identification as well as using GM color codes for easy installation
  • Kit includes the wiring harnesses, all connectors, brackets, flashers, and necessary zip ties
  • There are pre-wire plugs for the headlights & dimmer switch
  • Includes a total of 21 circuits and is compatible with GM columns
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Key Specs

MFG. Part #20103
Number of Circuits21
Fuse Block IncludedYes
Compatible with GM ColumnYes
Ignition Key LocationDash
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Need To Know

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Painless Wiring 20103 Details

This 21 circuit kit from Painless Performance will fit your 1960's, 70s, or 80s GM, Ford, and Chrysler muscle cars where a bulkhead connector is required. Some minor bulkhead modification may be required. Made in the USA!

Included with this harness are the following parts:

  • GM turn signal & column mounted ignition switch connectors
  • Pre-wire plugs for the headlights & dimmer switch
  • Custom printed wiring with the circuit identification as well as using GM color codes for easy installation

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 (Fuel Gauge, Oil Gauge, Tachometer, Temperature Gauge, and Voltmeter)
  • Park Lights
  • Radio/Clock (Constant and Switched) 
  • Starting
  • Tail Lights
  • Third Brake Light
  • Turn Signals
  • Wipers

 

Charts

Painless Wiring 20103 Specifications

KEY SPECS
MFG. Part #20103
BrandPainless Wiring
Number of Circuits21
Fuse Block IncludedYes
Compatible with GM ColumnYes
Ignition Key LocationDash
GENERAL
Fuse StyleATO/ATC
Harness LengthStandard
Sold in QuantityEach
NotesIncludes wiring harnesses, all connectors, brackets, flashers, and zip ties.
GTIN Code749823201033

Ratings & Reviews

5

2 Reviews

Overall Assessment

Customers appreciate the product's practicality, with its 'plug and play' feature highlighted as particularly convenient. High material quality is evident, as it performs well even in challenging projects like a modified 1950 3100 vehicle. Users also commend the superior technical help they received, establishing our product as more dependable than competitors. They would definitively purchase again, reflecting high product satisfaction.

5

2 reviews

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Good stuff!

5.0

2 years ago

Joe

Des Moines IA

Verified

Working on a 1950 3100, chopped, lowered and shaved.

Would Recommend

Definitely buy again

5.0

6 years ago

jim

Lincoln

Verified

I love it because it is basically a plug and play and when I called American auto wire their tech help was great

Would Recommend

Showing 2 of 2 reviews

Questions & Answers

2 Questions • 2 Answers

Can you install an aftermarket alarm system in this kit

by Alex

• 7 years ago

1 answer

Can i put this on a 1984 Pontiac grand Prix??

by Alex

• 7 years ago

1 answer

2 of 2 questions shown

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