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Briggs-Fan, Small Engine Technician
Category: Small Engine
Satisfied Customers: 1262
Experience:  over 15 years experience in small engine repair, multiple certifications
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20 hp briggs&stratton model #33177 2372 G5 engine lost power

Customer Question

20 hp briggs&stratton model #33177 2372 G5 engine lost power all of a sudden.When Itried to restart it,it sounded like it was out of time itturned very hard and would not start.
Submitted: 2 years ago.
Category: Small Engine
Expert:  Briggs-Fan replied 2 years ago.
Hi my name is ***** ***** welcome to just answer. , is the mower still turning over ? , if you have checked the oil and it has oil and the oil doesn't smell like gas etc the two things that can throw the timing is the key in the flywheel shears or one of the push rods or rockers bent or came loose. To check these you will need to remove the ohv cover and see if either rocker arm is loose etc , caution it may drip oil . Here is a link to the ohv cover , and valves , push rods etc