Fits the following w/ C-60: Cub, Cub LoBoy, 154, 184, 185
Governor seal NOT included. Rear seal must be used w/ late 251363R2 retainer, will not fit tight in early 251363R1 retainer. For engines w/ early R1 retainer you must either switch to late R2 retainer or use locktite 660 or similar to retain seal.
352539R91, 352540R91, 355733R96