American Autowire 510125 Classic Update Wiring Harness for 1964-1966 Ford Mustang

Upgrade the electrical system in your classic Mustang with the American Autowire 510125 Classic Update Wiring Harness System. Designed specifically for 1964-1966 Ford Mustang models, this complete wiring harness kit provides a modern foundation for replacing aging, damaged, or outdated factory wiring while preserving the vehicle’s classic character.
The Classic Update system is engineered to support contemporary electrical accessories and common restoration upgrades. It provides organized wiring circuits for essential vehicle functions, helping simplify installation and improve serviceability during a restoration or rewiring project. The harness is suitable for builders who want a dependable electrical foundation for a street-driven Mustang, show car, or performance-oriented project.
The American Autowire 510125 kit is supplied as a complete wiring harness system for the intended Mustang application. Its application-specific design helps reduce the guesswork often associated with adapting universal wiring, while clearly arranged circuits make routing and connection more manageable. Always verify the vehicle’s model year, electrical equipment, and accessory requirements before installation to ensure compatibility with the planned build.
Feature: Complete Classic Update wiring harness system for a clean, organized rewiring solution.
Feature: Designed for 1964-1966 Ford Mustang applications.
Feature: Supports restoration projects and modern electrical accessory upgrades.
Feature: Helps replace worn, damaged, or outdated original wiring.
Feature: Manufactured by American Autowire under part number 510125.
Feature: Suitable for automotive restoration, custom builds, and performance applications.

Features:

• Complete Classic Update wiring harness system for a clean, organized rewiring solution.

• Designed for 1964-1966 Ford Mustang applications.

• Supports restoration projects and modern electrical accessory upgrades.

• Helps replace worn, damaged, or outdated original wiring.

• Manufactured by American Autowire under part number 510125.

• Suitable for automotive restoration, custom builds, and performance applications.