PAINLESS 28 Circuit Wiring Harness, 1966-77 Ford Bronco

Painless Performance Wiring Harness – 1966–77 Ford Bronco

The Painless Performance wiring harness for 1966–1977 Ford Broncos is a high-quality, direct-fit replacement designed with extensive input from Early Bronco owners. This harness delivers excellent fit, finish, and reliability while maintaining compatibility with factory switches and components. Each harness includes a detailed 80+ page full-color instruction manual with step-by-step installation guidance and complete schematics.

The harness is constructed using Ford color-coded wiring, and every wire is clearly printed with its circuit identification for simplified installation and troubleshooting. Factory-style connectors and an updated weatherproof fuse block ensure long-term durability and OEM-level functionality.

Harness Features

• ABS plastic glovebox liner
• Weatherproof fuse block
• Factory-style molded exterior light connectors
• Ford turn signal connectors
• Ford dimmer switch connector
• 23 fuses with integrated horn relay

This harness is designed to re-use your factory switches. For a complete installation, you may add the TOMS OFFROAD switch kit, which includes factory-style ignition, wiper/washer, headlight, and dimmer switches.

Deluxe Upgrade Option Includes

• #7800 – Painless Wiring Harness
• #7808B – Powerbraid Tape
• #7802 – Painless Wiring Powerbraid Loom Kit
• #0930 – Ignition Switch
• #2415 – Wiper Switch
• #0974 – Headlight Switch
• #0954 – Dimmer Switch
• #0980 – Brake Light Switch

Note: If your 1970–77 Bronco is equipped with amber and red side marker lights, you will need to purchase the front and rear side marker pigtails separately.