1965 mustang engine harness | eBay www›Search›1965 mustang engine harnessFind great deals on eBay for 1965 mustang engine harness. Shop with confidence. Skip to main content. eBay Logo: 1965 Ford Mustang Engine Gauge Harness -- WITH LAMPS, V8, 3SPD HEATER ONLY! Mustang 1965 Engine Gauge Feed Wiring Harness - Gauges & 3 Spd Heater Motor V6. Brand New. $39. FAST 'N FREE. 1965 Mustang Parts - Mustang Wiring Harnesses wwwasmustang›Parts›Electrical & WiringMustang Wiring Harnesses - Electrical Wiring Harness - Dallas Mustang - Order Mustang Parts Online!, The Mustang was changed a bit in Aug 1965 and the Mustang Fastback was introduced. The 1965 Mustang GT was made available. There are more differences between early and late 65 Mustangs than ’66 Mustangs.