Pull barrel from stock, clean barrel with brake cleaner, plug nipple and stand upright, fill barrel with evapo-rust (careful not to get
on bluing as it will remove), soak for 24 hours, clean with soap and water and repeat if necessary. Dry and oil.
When I bought my snapper, first oil change per Kaw. manual was 8 hrs. I used Rotella T6 5W40. Engine would use about 1/2 oz.
per hour. After first year ( 82 hrs. ) I changed to Mobil 1 15W50. Still uses some oil, about 1oz. every 8 hrs. Air cool engines in hot weather
need a thicker oil and a...
Detach fuel line from carburetor and drain into a container. Then you know if it's the fuel line/filter or the carb. Some fuel tanks
have a fine mesh screen in the tank on the fuel fitting.
I use the OLM, but don't go over 6,500. I use Mobil 1 5W30 extented because I get it
at a good price at rebate time. You should stay with DexosG2 or G3 rated oils.
I think Mobil 1 0W40 would be better for area. Air cooled engines need a little heavier oil because of higher
oil temperatures. The 0W is great for winter.