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    Superjet Coffman Sizzler Exhaust Overheating

    Hi everyone I have a SJ 650 with a Coffman Sizzler exhaust. The ski ran great for a couple of years and then all of a sudden the pipe started become so hot to the point of it actually sizzling. I've blown air and water through the lines but that didn't help. So I took apart the engine and...
  2. G

    Superjet Coffman Sizzler pipe overheating

    Hi everyone I have a SJ 650 with a Coffman Sizzler exhaust. The ski ran great for a couple of years and then all of a sudden the pipe started become so hot to the point of it actually sizzling. I've blown air and water through the lines but that didn't help. So I took apart the engine and...
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