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  1. C

    Low compression in two cylinders in outboard that has been sitting

    Oh cool I didn't know that was a thing. Messed with plenty motors but I'm not an outboard guy. So there's a cover plate I can pull that will allow me to see the rings without dismantling the powerhead? Seems almost too good to be true. And it's just a gasket replacement to put it back? Thanks...
  2. C

    Low compression in two cylinders in outboard that has been sitting

    Hah, fair enough. I should have mentioned I did check to be sure it wasn't frozen and then I lubed the cylinders before compression testing. I'm going to pull the lower unit before I run it, for all I know the impeller is 20 years old I don't want to risk it disintegrating into the water jacket...
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    Low compression in two cylinders in outboard that has been sitting

    Also if I do have to rebuild does anyone know the procedure on these engines? I didn't see a cylinder rebuild kit in the parts list. I thought most outboards were sleeved cylinders but I'm not sure if this one is or not. Would I bore it and get oversize rings like a car engine? Motor is a E115TLCTE
  4. C

    Low compression in two cylinders in outboard that has been sitting

    I just picked up a boat for almost nothing that has been sitting for an unknown amount of time. The motor is a 1983 Evinrude 115HP. Looks very clean seems maintained but a compression test gives me around 75 on two of the cylinders with the other two about 105. I can see a fair bit of carbon on...
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