try posting this question on the MH/MF discussion board here. That's where the MF experts reside. I have a MF 135 and 165, and you could first check the breather tube that comes out of the top of engine. If the tube is crimped or clogged it will create too much backpressure. Its happened to me. Disconnect breather tube and clean out and make sure the tube exit point is clear. Also, after cleaning try blowing into tube to check obstruction in cover screen where tube originates - but you must remove oil filler cap first when doing this. Like I said, post this question on the MF board and there are many good folks there to help you with your MF 150. Good Luck.
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Today's Featured Article - When Push Comes to Shove - by Dave Patterson. When I was a “kid” (still am to a deree) about two I guess, my parents couldn’t find me one day. They were horrified (we lived by the railroad), my mother thought the worst: "He’s been run over by a train, he’s gone forever!" Where did they find me? Perched up on the seat of the tractor. I’d probably plowed about 3000 acres (in my head anyway) by the time they found me. This is where my love for tractors started and has only gotten worse in my tender 50 yrs on this “green planet”. I’m par
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