We may have found other answers which could help you.
Click here for Lawn Mower Carb Rough Running
Sears 30" rear engine rider won't turn off with the starter key?
Mower cranks when primed, but after running a second or two dies?
why is the pto switch on my sears tractor burning out?
Sears self propel lawnmower and the front wheels do not move?
What is the problem with my Sears Garden Tractor?
Sears 151/2 46" automatic drive 917.256552?