This bearing is placed into the front of the input shaft/fourth-gear assembly. It will fit into the front of the transmission case opening.

Giving a worn-out Muncie four-speed transmission a quick rebuild with parts from Summit Racing.

According to Paul Cangialosi, Muncie transmission historian, technician, and author of Muncie 4-Speed Transmissions: How to rebuild and modify, the Muncie four-speed transmission has its roots ...

The Muncie four-speed transmission has its roots back to 1935 and the U.S. patent number 3,088,336 along with an engineer named James W. Fodrea.