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JON, Small Engine Technician
Category: Small Engine
Satisfied Customers: 1084
Experience:  Certified Small Engine Technician
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I have a 2011 Troy Bilt hydrostatic horse XP riding mower

Customer Question

I have a 2011 Troy Bilt hydrostatic horse XP riding mower that the motor is surging new plug replaced you off but still surges how do I fix this problem also cleaned flywheel and sanded it Magneto and coil
Submitted: 1 year ago.
Category: Small Engine
Expert:  JON replied 1 year ago.

If your engine is surging, it is most likely due to a clogged carb jet. remove carb bowl and tap on the float a few times (opening/closing it) reinstall bowl and try to run. Most likely you will need to pull entire carb and clean out the jets. Let me know if I can help in any other way please.