American Autowire 510706 Classic Update Wiring Harness Kit for Chevy/GMC Truck - 1983-87

The American Autowire 510706 Classic Update Series Wiring Harness Kit is a complete electrical system upgrade specifically designed for 1983-1987 Chevrolet and GMC C/K pickup trucks. This comprehensive kit is engineered for modified trucks and laid out to accommodate nearly all aftermarket accessories including gauge packages, wiper systems, and heat and air conditioning systems.

Key Features:

• Completely new 18-fuse, 21-circuit fuse box system ready to install
• New ATO fuse box designed to fit in original location with no modifications, allowing for easy fuse and circuit breaker accessibility
• Replacement headlight switch with internal 25-amp circuit breaker, adjustable length shaft and custom knob
• Standard turn signal flasher, hazard flasher, and horn relay mounted on harness
• Steering column connectors plug directly into most aftermarket steering columns or stock 1980-86 Ford columns using included adapter and terminals
• Instrument cluster wiring designed with cluster harness disconnect system for easy service and assembly
• Longer length wire for flexible stock or custom routing
• Upgraded 8-gauge wire for alternator with fuse link protection
• Full-color schematics and instructions included for easy installation

All connectors are provided for original lighting, fuel sender, optional back-up lights, license plate lights, and even a third brake light. Harness systems are ready to connect to updated SI alternator and original coil/distributor or most aftermarket setups. The system will connect into most popular aftermarket gauges such as Dakota Digital, Classic Instruments, Autometer, and VDO. This kit is ideal for resto-mod projects incorporating electronic fuel injection, vintage air conditioning, or modern gauge clusters into classic GM trucks.