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  1. T

    Black smoke only while engine cold

    I figure I will post an update, since I was on the site for another reason. All my parts are in, I plan on doing the work soon. I also googled 'kohler courage crack' to find what you were referring too. I checked my engine and didn't see any cracks (whew!), but there might be one I couldn't...
  2. T

    Black smoke only while engine cold

    Will do. I took off the top cover to replace the magneto recently, i didnt notice that any looseness, but I will definitely check for a crack next time I am out there.
  3. T

    Black smoke only while engine cold

    A couple more things so that this thread is hopefully as helpful as possible to other readers. Here is the gasket kit I purchased from Amazon...
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    Black smoke only while engine cold

    @bertsmobile1 after stewing on things for a while, I watched some video of people replacing the gaskets on Kohler engines. Seemed simple enough, even more simple on a Kohler Courage (which is what I have). Then, I went out and took a closer look at the liquid on top of the muffler (took some...
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    Black smoke only while engine cold

    Would a leaking exhaust gasket cause black smoke? Or would it simply result in smoke emission before going through the muffler? Also, how hard is it to replace the exhaust gasket and head gasket? I am kind of interested in doing the work as a learning experience. I have never disassembled an...
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    Black smoke only while engine cold

    I have a troybilt 42" riding mower with. Kohler engine. The mower is old and I have replaced the carb on it about 4 times. This year, I decided to try my hand at soaking and cleaning the gummed up carb instead of buying a new one. I was able to get the engine to start very reliably, like a new...
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