Spark Plug Wire Set for 4 Cylinder Gasoline, Distillate & Kerosene Engine Farmall Tractors with IH F4 Magneto. Exact Fit for Models: F12, F14, O12, O14. Comes with (4) Autolite Non-Resistor Big 7/8 Diameter Number 3076 Spark Plugs Fitted with Brass Thumb Nuts. New Magneto Cap with Logo for F4 Magneto. (5) Carbon Brush Inserts for the Distributor Cap (Enough for the job, not extras). (1) Set of Contacts / Points. I DO NOT INCLUDE A CONDENSER, I DO NOT SHOW ONE IN THE PHOTOS. These plugs and wires are safe for use with the original magneto. Made to fit International Harvester McCormick-Deering Farmall F-12 and F-14 Row Crop Tractor. Lacquered Braided Cotton Cloth Cover over modern insulated wire with pure stranded copper core (non-resistor) wire. Made and Assembled to Original Length and Style (no insulator on spark plug end), original style boots. ALL PARTS ARE MADE IN USA.