My old B9200 has one. I broke out the bottom of one by using a funnel that had too long a neck and leaning a full fuel jug on the funnel. The dealer had a replacement. I have a funnel with a shorter neck now. I recently started using a AA battery powered pump that screws onto the fuel jug. It...
The old brush hog had a big round fly wheel type stump jumper. The new brush hog has a plate type.
It was open in the front and rear. See attached pictures.
Just for grins, try raising the whole deck up or down and see if it makes a difference. I've got a feeling you may be cutting too high. You may have to lower the tail wheel. Having the front of the deck 3"s lower than the rear won't hurt either.
I still don't understand your pto speed. Are you...
I have a Kubota 9200 and was running an old Dorsey 5" Brush hog (probably made back in 1950's) and was getting a nice clean cut, but last year the gear box seal went. Looking at repairing it but the stump jumper is welded to the shaft, no nut. Going to take sometime to get it apart and to find...