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      01-02-2011, 02:01 PM   #196
R1000K3
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Drives: 335i MT
Join Date: Jul 2009
Location: USA

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How in the whole world could we know the critical value for EGT vs. piston scuffing? It is also not a momentary figure that can be monitored in the exhaust system, it is the actual temperature of the piston skirt vs. available clearance that sets the limit.