R/C Tech Forums - View Single Post - EB Mods JS Racing TX-521R VOX COMP. Motor
Old 01-02-2010, 05:18 AM
  #31  
wallot
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EFRA pipes are because of noise regulations.

Been using JP-6 with modded ninja, now I plan to use JP-4 (as EFRA 2xxx pipes will be legal this season) with JS engine. Should work fine.
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