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Old 01-18-2011 | 04:53 PM
  #1352  
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RA99GT
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Joined: Feb 2002
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Originally Posted by mattleegee
anyone have trouble when using the 31-34 pinion when useing lunsford motor bolts?

i tried a 75/31 and failed... maybe i need to try the 69 or 72 spur?
you have to use the button head motor screw to clear the really big pinions

http://www3.towerhobbies.com/cgi-bin...?&I=LXPA10&P=7
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