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Old 03-29-2013, 10:40 AM   #215
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Drives: 2012 Camaro RS, RX supercharged
Join Date: Dec 2009
Location: Bradenton, FL
Posts: 6,068
Very abrasive, and when small particles break loose (they do) some are forced between the pistons and cylinder walls hence the scouring we see when doing rebuilds. Also, glowing carbon will pre-ignite the mixture befor the spark plug causing detonation.

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