One New Aftermarket Replacement Spark Plug Wire Set Fits Massey Ferguson TractorsThis aftermarket replacement spark plug wire set is designed for 4-cylinder Fits Massey Ferguson and Fits International Harvester tractors equipped with a Fits Lucas distributor (models 40084E or 40243H) using threaded plug wire ends. The set includes four plug wires of varying lengths plus a coil wire, with threaded distributor and coil ends to match the original Fits Lucas ignition system.Specifications 4-Cylinder application Threaded terminal ends (for use with Fits Lucas distributor) Wire lengths: (x2) 10-1/2" long, (x1) 14-1/4" long, (x1) 17-3/4" long, coil wire 9" long Compatible ModelsFits Massey Ferguson / Fits Ferguson: FE35 (with Fits Lucas distributor #40084E or #40243H), TE20 (some, with Fits Lucas distributor #40084E or #40243H), TEA20 (with Fits Lucas distributor #40084E or #40243H), TED20 (with Fits Lucas distributor #40084E or #40243H)Fits International Harvester / IH: B-250 (some, with Fits Lucas distributor and BC144 engine, up to SN: 6343), B-275 (with Fits Lucas distributor and BC144 engine, up to SN: 6343), B-276 (with Fits Lucas distributor and BC144 engine, up to SN: 6343), 3414 early (with Fits Lucas distributor and BC144 engine, up to SN: 6343)Note: This wire set is for tractors equipped with a Fits Lucas distributor with threaded spark plug wire ends. Verify your distributor type before ordering.Replaces Part Number(s):181604M91, 825708M91, TO12284, 3044219R93New aftermarket replacement part - not remanufactured, not used.