R/C Tech Forums - View Single Post - New Losi 350 destroyed by shattered crank bearing
Old 08-13-2016, 08:29 PM
  #20  
stoney452
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i ruined a like TT 21 a few years ago by not knowing how to tune it. the piston turned black and would not turn over. I replaced it with an OS vg21 and that was a damn good engine.
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