The 217 part of model number is a Sears Source Code that identifies maker Eska.
Sears retailed products made by a variety of manufacturers and identified maker
by first three digits of model number. Source Code list available on internet
may be helpful or not as Sears products were sometimes unique or modified versions of makers own brand.
Louis

Here is the Ebay page that you can find parts. Be careful to follow model numbers and hp. Some parts cross over to other models but nothing is guaranteed.

eskaman2008 is the most knowledgeable person I know of when it comes to the Eska made sears motors. Ask him if you have specific questions about parts.

Here is the Sears parts direct pages for your motor. It has sears part numbers and an exploded diagram of each section. Some parts are still available there.