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Old 08-03-2011, 02:17 AM   #13 (permalink)
mwebb
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lean condition results in cooler combustion temps

Quote:
Originally Posted by oil pan 4 View Post
How lean can we go before we start to burn valves?
slightly lean is the problem
very lean results in reduced combustion temps

look at a 5 gas graph for nox , nox forms at high combustion temps
look where the peak for nox is .
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