:smile: Hello folks this is my first message. I have a 10hp Tecumseh TV220-157302L that has run very well in an old murry rear engine rider,lately it has started poping and running faster then slower, it dosent have any carb. adjusting screws, I checked plug looks good, new filter, Does this engine have a carb. filter? I hope I can fix it because its a long ride to the mower shop.:frown: