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Old 05-17-2009, 09:50 PM
  #17  
chashint
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Default RE: Magnum XL.52FS



This is not the same engine but for reference it may help you feel good about your 52.  I have a Magnum 61 four stroke and it does 10000 with a MA 12x6 Scimitar and 10500 with a MA 10x7 three blade on 15% nitro.