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Old 01-21-2014, 08:05 AM
  #4734  
kyosho malaysia
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Join Date: Apr 2010
Posts: 1,098
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Originally Posted by GPXJOE
guys my nova flash pt has bubbles on top of the piston and in the combustion chamber on top of the piston. and the engine sound has a rattling noise that sounds as if there is something wrong with the engine. but the engine does not flameout and is running ok. what should i do?

change the bearings?how?
what is the engine size,no of plug and running temp
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