RCU Forums - View Single Post - Difference between 2-stroke and 4-stroke.
Old 05-07-2009 | 12:52 PM
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opjose
 
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From: Poolesville, MD
Default RE: Difference between 2-stroke and 4-stroke.

Saito's, Magnums, O.S.'s, etc.

I'm not talking about the sloberingly rich glow fuel consuming mis-tuned engines either.

I consider my Saito's "sippers" once they are properly tuned, compared to my larger Magnum's or even my OS four strokers of equal size.


Of course if I don't get at least eight flights a day on a particularly day, I've hauled out to the airfield, then it's a bad day!


As one person so humourosly put it.

"Isn't it aweful? All that glow fuel sitting in the jug, so sad. "


I'm not knocking four strokers. I think they are great, and thus far VERY reliable...

But two strokers also work fine particularly within the .40 - .90 sized plane range.


I'll also futher add, that on my Skybolts, a Tower Hobbies .75 2 stroker outperforms my O.S. FS .91 on an identical plane, and they both consume an almost identical amount of fuel on equally timed runs.