John Deere Garden Tractors - Compact Tractors -Vintage Tractors - John Deere Gators

Average Price:$410 —— A: What I think is happening is you have a valve seat donut that is loose or coming loose in the engine block. If this is happening or already has happened the bad new is that your engine is junk. Take and run it until it starts missing and at that time figure out which cylinder is missing. After you have that answer remove that cylinder head and turn the engine over until each valve is open and pry a little on the valve seat, and if that moves at all, you found your problem.