1985 mustang wiring harness | eBay Find great deals on eBay for 1985 mustang wiring harness. Shop with confidence. Skip to main content. eBay Logo: ★★1987-93 MUSTANG OEM MAIN POWER LOCK SWITCH WIRING HARNESS DASH COBRA GT LX★★ (Fits: 1985 Mustang) Pre-Owned. $39. Buy It Now +$9 shipping. MSD 8874 Wiring Harness MSD 6 to Ford TFI Coil (Fits: 1985 Mustang) Brand New. 1985 Mustang Parts - Mustang Wiring Harnesses Mustang Wiring Harnesses - Electrical Wiring Harness - Dallas Mustang - Order Mustang Parts Online!, The 1985 Mustang LX, Mustang GT and Mustang SVO were available this year. To celebrate the 15th anniversary of the Twister Special, Ford produced 90 Twister II Mustangs.