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Product Summary

Universal Fit, 21 Number of Circuits

  • The exact kit featured on our 1952 Chevy pickup as part Classic Truck's Week to Wicked build
  • Features many pre-wired connections and are color coded to make installation a snap
  • Designed for non-fuel injected engine and a non-electronic transmission applications
  • Instrument panel lighting and gauges includes wiring for fuel gauge, oil gauge, tachometer, temperature gauge, and voltmeter
  • Comes with a GM engineered fuse block & Painless mounting bracket, GM turn signal connectors, pre-wire plugs for the headlights, and headlight, ignition, and dimmer switches

Comes as a Kit

Key Specs

BrandPainless Wiring

Need To Know

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Details

As featured on our 1952 Chevy Pickup for Classic Truck’s Week to Wicked. Watch the transformation here!

Kit Includes:

  • (1) Painless Wiring 10104 21 Circuit GM Pickup Chassis Wiring Harness
  • (1) Dimmer Switch Pigtail Connector
  • (1) Dimmer Switch, Floor Mount, Chrome
  • (1) Speedway Universal Headlight Switch
  • (1) Speedway Universal 4-Way Ignition Switch with Keys

 

Painless Wiring 10104 21 Circuit GM Pickup Chassis Wiring Harness

Features:

  • Customizable 21 circuit - 12 fuse w/ horn relay and Maxi Fuse pickup chassis wiring harness
  • Made from Painless Performance
  • You'll find that the ample wire lengths make this kit especially suited for trucks with long beds and extended cabs
  • These Painless wiring harnesses feature many pre-wired connections and are color coded to make installation a snap
  • Application intended for non-fuel injected engine and a non-electronic transmission

Included with this harness are the following parts:

  • GM engineered fuse block & Painless mounting bracket
  • GM turn signal connectors
  • Pre-wire plugs for the headlights and a dimmer switch

Includes Circuits for:

  • A/C & Heat
  • Accessory / Cigarette Lighter
  • 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 ( Included wires for: 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

Connectors included:

  • GM Steering Column Turn Switch
  • Two Headlight Pigtails
  • 10SI & 12 SI Alternator
  • Dimmer Switch

 

Dimmer Switch Pigtail Connector

  • Use this pigtail connector with our universal dimmer switch (91064054)
  • Has three 16AWG wire leads 12" long

 

Dimmer Switch, Floor Mount, Chrome

  • Floor mount dimmer switch
  • Overall height of 2.125"
  • Center to center measurement is 1.750"
  • Has crimp-style terminals
  • Available in a chrome finish

 

Speedway Universal Headlight Switch

  • Universal 3-position headlight switch features Off, Park, and Headlight/tailight
  • Screw type terminals
  • 7/16" mounting hole
  • Has a 15 amp per circuit rating at 12 volts

 

Speedway Universal 4-Way Ignition Switch with Keys

  • Universal 4 position ignition switch features ACC, OFF, IGN/ACC, and IGN/START
  • Screw type terminals
  • 3/4" mounting hole and 2 keys included
  • Requires 2-3/8" of space behind dash for clearance
  • Fits 3/4" to 7/8" hole
  • Terminals: 4 screw
  • Actuators: coded tumbler lock, 2 keys
  • Sealed terminal insulator: no
  • O-ring seal in stem: no
  • Ground terminal: no
  • Mounting stem: 3/4"-20
  • Case material: diecast zinc
  • Mounting panel thickness: 3/8"
  • Amperage ratings (current ratings at 12V DC)
    •  Accessory: 10A
    • Ign/Run: 10A
    • Start: 5A
    • test test test

 

Charts

Specifications

KEY SPECS
BrandPainless Wiring
GENERAL
Number of Circuits21
Fuse Block IncludedYes
Compatible with GM ColumnYes
Ignition Key LocationDash
Fuse StyleATO/ATC
Sold in QuantityKit
NotesIncludes wiring harnesses, all connectors, brackets, flashers, and zip ties.
Harness LengthExtra-Long