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Briggs-Fan
Briggs-Fan, Small Engine Technician
Category: Small Engine
Satisfied Customers: 1256
Experience:  over 15 years experience in small engine repair, multiple certifications
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I just tuned up my craftsman lawnmower model no 917.370770.

Customer Question

I just tuned up my craftsman lawnmower model no###-##-#### ***** changed the oil,new sparkplug,new air filter and added a gas additive. The engine now sputters when I engage the power feature to walk behind. Any ideas on why this is happening?
Submitted: 10 months ago.
Category: Small Engine
Expert:  Briggs-Fan replied 10 months ago.
Hi my name is ***** ***** welcome to Just Answer.
Expert:  Briggs-Fan replied 10 months ago.

It sounds like the carburetor could be partially blocked and it's struggling when a load is put on it like self propelled

Expert:  Briggs-Fan replied 10 months ago.

Hi have you made any progress with your mower