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Old 09-30-2008 | 01:59 PM
  #15  
jaka
 
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From: Upplands Vasby, SWEDEN
Default RE: OS 120 4 stroke, 4 blade prop?
Hi!
4" pitch...what airspeed will it produce...!? Not enough for a fighter powered by a 20cc four stroke with an rpm at around 8000-9000.
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