RCU Forums - View Single Post - Do 4stroke engines need to use 4stroke fuel?
Old 08-03-2008 | 06:46 AM
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Default RE: Do 4stroke engines need to use 4stroke fuel?

The cool power "4 stroke" and the regular fuel are the same thing. If you want it to purr like a kitten run 30 percent heli fuel but its getting awfully pricey.