never took shifter cover apart. and i will do so on request. MUNCIE MAIN CASE 3851325, 3851325 1964-'65 Patent Pending, 7/8-inch Countershaft Bore used mostly in 1964 Large Input Bearing stamped s-n: 4110337, tail shaft casting 3846429 3846429 1963-'65 Thick Web Tailshaft, Driver-Side-Mounted Speedometer, 27 Spline Output s