1976 OMC 190 HP question

[76Raven200]

Another newbie question here. Our farm tractors' horse power is rated at the PTO. Is the subject motor / stringer rated at the flywheel or at the prop?
Thanks for the feedback!

 

[WizeOne]

Re: 1976 OMC 190 HP question

Another newbie question here. Our farm tractors' horse power is rated at the PTO. Is the subject motor / stringer rated at the flywheel or at the prop?
Thanks for the feedback!

W/O any proof, I would say the flywheel.