Ron S.
Even the Original has Tecumseh parts, LOL
Original Clutch Release Thrust Washer PN/ IH-306970-R1 USE TC-780007
As do the 182 and 382,
Flanged Bushing PN/ PE-780105 USE TC-780105A
Same with the 482, 582, 1100
Right angle drive cover gasket PN/ IH-76389-C1 USE TC-788028
Snowthrower / Blower or Tiller Oil Seal PN/ IH-485306-R1 Use TC-788025
Thrower models C36, CC42, CW36, QA36, QA42, QA36A, QA42A, and QA36B
Fits Tiller Gearbox Models 1, 1A, 2, 2B
I could go on and on.
Last example,
Original, 70, 100, 71, 72, 76, 80, 81, 182, 282, 382 Gear drive, 382 and 383 hydro,
102, 111, 122, 123, 382 Gear and 383 Hydro
Hydraulic lift arm assembly dowel pin, PN/ IH-76425-C1 USE TC-786026