C5NE9A436A Years:1965-82 Thermostart, Diesel Intake Manifold Heater. Fits Ford Tractors: 2000, 3000, 4000, 5000, 7000 (1965-1975), 2600, 3600, 4100, 4600, 5600, 5700, 6600, 6700, 7600, 7700 (1975-1981), 2610, 3610, 4110, 4610, 5610, 6610, 7610, 7710 (1981-10/1982).