Automobile performance products and related accessories, namely, torque converters; transmissions; transmission mounts; dipstick and tube assemblies for checking levels of automotive fluids; automatic transmission valve bodies; transmission brakes; shifter assemblies for automatic transmissions comprising shift gates, gate plates, shifter housing, and mounting accessories in the nature of brackets and bushings; shift cables for automatic transmissions; brackets for mounting automatic transmission shifter assemblies; flex plates and flex plate shields for automatic transmissions; valve body kits for automatic transmissions, consisting of springs, instruction booklet for drilling the oil passage holes, and valve body gaskets; kits for overhauling and rebuilding automatic transmissions, comprising pan gaskets, sealing rings, and oil seals; gear bands for automatic transmissions; adjustable modulators for setting shift points in automatic transmissions; vane and rotor kits for transmission pumps, comprising vanes, rotors, springs, and seals; automatic transmission pump assemblies consisting of gears, vanes, and steel rotors; clutches; pressure regulator valves for automatic transmissions; adapter plate kits for use when transferring automatic transmissions manufactured for a particular make of automobile to a different make of automobile, consisting of transmission adapter plates and mounting bolts therefore; shells and drums used to house gears in automatic transmissions; input shafts for transferring power from the torque converter to the pump in an automatic transmission; shorty kits for use on an automatic transmission to shorten its overall length, consisting of tail shafts and tail shaft housings; sprags for use in automatic transmissions; clutch hubs; extension housings for extending the overall length of the transmission housing; planetary assembly comprising low-ratio gears and the housing for them; transmission shields; and transmission oil pans.