RCU Forums - View Single Post - Is there a difference in fuel between Cox airplanes, and cars?
Old 01-12-2014, 06:21 PM
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DwayneD
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I use Basher 20% car fuel in my Cox engines, but as Tigrejohn said you need to add some castor. 2oz. too one quart is what I add and have never had any problems.
http://brodak.com/engines/oil/castor-oil-pint.html