Lawn Mowing
I have an old pre-1969 Gravely 10 HP commeriial walk behind with a 1 cyl Kohler engine. it is used as a tiller. It runs fine until the PTO is engaged. Then, after tilling 2-3 rows, it starts sputtering and bogs down and basically quits tilling. Sometimes it simply dies. I unengage the PTO and...