Compatible With: Chevy GM TH400 master rebuild kit with ALTO Red Eagle friction clutches and Kolene Steels is a complete transmission rebuild kit. This rebuild kit includes all of the high performance Red Alto friction plates, kolene steel plates, sealing rings, metal clad seals, gaskets, o-rings, rubber piston seals. These clutches are put through a process where the friction paper is saturated in a phenolic resin, cured, and then saturated a second time in a silicate. The silicate imparts high heat resistance.