Annual maintenance on Gravely zero turn mower.

The annual maintenance is performed on a 2009 Gravely zero turn mower with a Kohler Courage twin cylinder engine. The oil filter and engine oil is replaced along with the air filter. The spark plugs are removed, inspected and and the gaps are checked. While the mower brand in this video is a Gravely, the work on other brands will be very similar.

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Kohler items listed are for the Kohler Courage SV-710-740, 20 Hp Twin Cylinder.

Genuine Kohler Maintenance Kit: https://amzn.to/3JaHYY7
Genuine Kohler air filter: https://amzn.to/42BTmU5
Genuine Kohler oil filter: https://amzn.to/3Xa7Jxx
Champion RC12YC spark plug.(2 plugs): https://amzn.to/3CNRi0R

Oil drain hoses:
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Murray: https://amzn.to/43HvKPd
Kawasaki: https://amzn.to/4687Hur
Craftsman: https://amzn.to/3X6MlJy
Generic 3/8”: https://amzn.to/3Jgd94n

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