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Monkey-Jogger50 karma2014-02-09 00:02:27 UTC
http://www.youtube.com/watch?v=V8vAQ1B5Zj4
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Monkey-Jogger1 karma2014-02-09 00:06:19 UTC
What do you think about rotary engines vs piston engines ?
Monkey-Jogger50 karma
http://www.youtube.com/watch?v=V8vAQ1B5Zj4
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