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Onan MCE help

Posted: Thu Aug 27, 2015 9:44 pm
by todd brinkerhoff
I have ongoing issues with my Onan 6500 Ensign. I have water in my oil (or coolant...its milky white) even after 2 oil changes. It had been running fine, but suddenly started pouring out black smoke and running like crap. I was going to check the head gaskets, but I can't find any source for parts for these outdated gensets. Any advice would be great.

Re: Onan MCE help

Posted: Thu Aug 27, 2015 10:02 pm
by Diverted Income
Do the plugs look like they have been "steam cleaned" or look like they have been running really rich?