R/C Tech Forums - View Single Post - Please help me understand where I went wrong so I don't break another engine.
Old 10-06-2009, 03:42 PM
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madweazl
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Pics are pretty blurry but it looks like there may be a lot of pitting on the button. This would indicate detonation which is typically caused by a lean condition. Perhaps this was damage from the piston though?
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