Hi everyone, have a problem with this engine. kohler ecv 749 on exmark(2013 1500 hours efi) one day i check the oil and it was low, added more and at the end of the day same story (about a quart) then power loss. does not smocking much but i can smell oil burning. checked spark plugs, then took off the problem head (thought gasket went, but gasket was fine, exhaust valve and whole chamber was very dirty, cleaned all. put everything together new gasket no change. I can hear the valve is...
kohler ecv 749 26 hp problem
kohler ecv 749 26 hp problem