If you do split it, check the PTO input shaft for wear right away. Its the hollow splined tube that sticks out of the transmission and slides into the pressure plate. Ours was heavily worn, so I replaced it when I was rebuilding the engine the last time.
'56 IH 350 Utility Gas, '47 Farmall H Gas, '08 Bobcat Toolcat 5600 Turbo
Pineray Dairy (RIP) -- 1880-2015 5 generations and 135 years of quality milk production
Stihl, Ariens, Tecumseh, LCT, Lauson, Kohler, Subaru and Lawn Boy Certified Technician with over 15 years experience.