5610 ford tractor wiring harness | eBay C9NN14A103C Ford Tractor Parts Wiring Harness, Front 5600, 6600, 7600 See more like this Ford Tractor Safety Start Wire Harness 4110 4130 4600 4610 5000 5110 5600 5610++ Brand New 5610 Ford wiring harness - Yesterday's Tractors 5610 Ford Diesel - A few years ago I had a wire burn up on my tractor. Went to the local Ford/New Holland dealer to get a wiring harness. He told me the one I needed was over $700. This is not all of the wires, there is another wire harness that is also very expensive. I just went home and cut the bad wire out and spliced in a new wire.