RCU Forums - View Single Post - UMS Evolution Radial Care and Operation
Old 12-09-2016 | 04:54 AM
  #2074  
Maxam
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From: Indianapolis, IN
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I use Marvel air tool oil for after run. Two days and no reply from UMS. No call back from Horizon either.....
The fuel I use is Wildcat 18% oil 15% nitro diluted 1:1 with methanol. The 18% oil is 2% castor and 16% synthetic. -Tom