ok, thanks
.just found out the tranny for my tennis court roller was also used on some 6 wheelers
JuParts manual for Snow-Nabstedt reversing transmission model 5101B and 5101E. This transmission was factory installed in Alsport Truck, Heald Hauler, Coot, and many other wheeled machines. Also used in Bazoo, Terra Tiger and other 6 wheelers, plus other ATV's of the same time period