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04-04-2008, 7:51 AM Anonymous Not running on both lungs?? 1980 cx500c All right guys How do I find out what is wrong? Best place to get parts? Ebay?dealer? plugs a re good everything else is prob from 1980. it used to run on one cyl for just a few sec when I would first start it up after sitting for over a week now just runs on 1 cyl HELP Thanks Fred b68super@yahoo.com 774 245 0109

04-17-2008, 1:21 PM Anonymous Re: Not running on both lungs?? 1980 cx500c the ignition box is bad. get one on ebay

04-22-2008, 3:34 PM Randall-in-Mpls Joined on 07-06-2007 Minneapolis, MN Posts 1,110 Re: Not running on both lungs?? 1980 cx500c  Anonymous wrote: the ignition box is bad. get one on ebay Not so fast.  There are a lot of  things that can cause the failure of one cylinder, usually dirt in the carbs.  Start with the inexpensive options first. BTW, you'd do better to post this in the Technical Help forum.  The Turbo guys probably won't take much interest in your '80 Custom. R '78 CX500 - The Black Maggot My mid-life crisis has two wheels. CX500 Factory Service Manual (Downloadable by chapter)    Report

04-22-2008, 5:32 PM Don in Oz Joined on 03-10-2006 Melbourne, Australia Posts 316 Re: Not running on both lungs?? 1980 cx500c Checking for corrosion inside the plug caps is an even easier way to start looking for the cause of "one cylinder" operation - just exchanging caps can sort out a "possible".    Report

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