Ford 8N, 9N, 2N Tractor Wiring Harness - Yesterday's Tractors Ford Wiring Harness 12 Volt - Wiring Harness for 2N, early 8N, and 9N that has been converted to 12 Volt. Does not include light wiring. There are many different ways to wire a 12 volt conversion and this is the wiring harness provided in our 12 volt conversions set. ford 9n wiring harness | eBay www›Search›ford 9n wiring harnessFind great deals on eBay for ford 9n wiring harness. Shop with confidence.