Piston is A-63071-D, but its superseded to A69189-A, so you can use either one.
Choke rod is A-58354 for the Tillotson carb. The button is separate and is 57289-1.
Muffler studs are 59982-A.
Muffler cover screws are 80837. They're 12-24 x 3/8.
Dan
Would anyone happen to have any of these parts? Used is fine. I also need a good clutch cover and muffler guard.