R/C Tech Forums - View Single Post - Why do engines have such large squish clearences manufactured into button?
Old 04-03-2013 | 01:25 AM
  #8  
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Roelof
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Joined: Aug 2007
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Pre detonation can be seen, the piston and combustion chamber will look like as it was sandblasted. It will look like a rough gray surface.

Here you can find a lot of another great person about 2-stroke:
http://edj.net/2stroke/jennings/
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