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Old 12-06-2011 | 04:26 PM
  #1931  
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houston
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Originally Posted by whatthefuggy
whats the best break in fuel for the r21? where should i buy it? how much should i buy?
i recommend byrons gen2 race 3000 blend /11% oil (lots of castor)

Neal at clockwerks likes th hpi purple rush RTR blend i believe , lots of oil i believe 18%

both great break in fuels

i would at least run the first gallon with either of these fuels
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