Part Numbers: E5NN9C331EA. Compatible with Ford Industrial Tractors: 233, 333; Ford Tractors: 2000, 2600, 3000, 3600, 3900, 4000, 4100, 4600, 4610, 5000, 5600, 5610, 6600, 6610, 7000, 7600, 7610, 7710 (with quiet cab, 1981-1991); Ford Utility Tractors: 335, 515.
