Ford C4 Transmission Less Steels Rebuild Kit 1970-81 This kit includes Alto Friction Plates, Sealing Rings, Metal Clad Seals, Gaskets, Orings, and Seals. This Transmission Kit is one we sell everyday to Transmission Shops, it fits 70-81 Ford C4 transmissions. All these Kits have Clutches Manufactured by Alto and Gasket Sets made by the Co. TRANSTEC.