Joe: Those engines are 40 years old, you can get all the hp it will stand without the turbo. At one time I had my 560 cranking over 100 hp without a turbo. We backed it off to 90 and ran it that way for 11,000 hours. I never had any head problems either, those just happened to the guys that wouldn't let them cool down slowly. I put 11,000 hours on 560 and 15,000 on a 656, both went 10,000 hours on their original sleeves.
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Today's Featured Article - Trenching With a Plow - by Staff. Introduction: This interesting information came from one of the discussion forums here at YT. We thought we should place it up front so it could be read by anyone interested in putting old iron to work. [Editor] I tried something new today, and it worked so well I thought I should post it - in case it might help someone else. I'm running 100 yards of 4" drain pipe from the gutter downspouts of our house to a pond down the hill. This should hel
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