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Old 03-01-2009 | 06:48 PM
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wingspan99
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From: Yoder, CO
Default RE: I converted a glow engine to run on E85

Hi All,
After a 16-month hiatus without flying RC very seriously, I am back. I recently joined the main RC club here. I had joined a smaller club where only gliders and electrics were flown, and between that and my experimental airplane I was entertained enough. But now I need a fix I can only get from the higher performance gas and glow planes. So the first thing is to get my Saito 120 spark conversion completed. I just need a rubber boot for a 1/4-32 Rimfire plug. MJN Fabrication is temporarily shut down til April. Does anyone know a source for the small boots required by the Rimfire plugs? The engine will be run on E85 with 10% castor. I had modified the carb slightly by filling the brass jet slot with solder then opening it up with a hobby knife to a smaller size, and this worked well and gave a good transition. I want to convert my heli to E85 too, an OS 50H, I wonder what the oil requirement would be compared to an airplane? Is the cooling better or worse on a heli? I'd like to get a temp gauge and find out but I'm guessing just from the way it runs that it's not much different in temp. I will get some tach numbers as well. -Tom