In Reply to: Dearborn PTO Extension posted by Jim Waugh on January 03, 2024 at 14:20:32:
Your 8N came from the factory with a 1-1/8" PTO so a previous owner has upgraded your tractor, and you could go back to that.
eBay has a variety of 1-3/8" x 1-3/8" PTO extensions.