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Thread: Hpi Pro 4
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Old 11-20-2004, 08:54 AM
  #8782  
pro4racer
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Join Date: Aug 2004
Location: bromley uk
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so i can say its safe to use a 100t spur gear with out any modding

does hpi make a 100t derlin one for the pro4

thnks for all ur replys
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