65 mustang engine wiring | eBay www.ebay›Search›65 mustang engine wiringFind great deals on eBay for 65 mustang engine wiring. Shop with confidence. Skip to main content. eBay Logo: 65 66 Mustang 6 Cylinder Engine Bay Headlight Wiring Harness Original 1965 1966. Pre-Owned. $65. 1965-66 FORD MUSTANG ENGINE GAUGE FEED WIRING 6 CYL 170 200 CID ENGINES OEM JPH See more like this. 65 mustang wiring harness | eBay www.ebay›Search›65 mustang wiring harnessFind great deals on eBay for 65 mustang wiring harness. Shop with confidence. Skip to main content. eBay Logo: Shop by category. Shop by category. New Listing 65 FORD MUSTANG Firewall to Engine Wiring Harness 6CYL w/ Lamps (NEW)#65-GF6-WL . Brand New. $29. or Best Offer. Free Shipping.