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Old 10-04-2010 | 01:22 PM
  #6  
aero nut
 
Joined: Nov 2003
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From: tijuanaBaja California, MEXICO
Default RE: McCulloch 32cc prop

Hi Fred! I am using the APC 18X6W on my 32 MAC I opened the exaust timing to 155 and getting 8000 - 8100 rpms unliomited vertical on my Nitroplanes 71" YAK 54