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westphone · 02-20-2014, 06:54 PM

I have a little question.

I was told at a track day not to use engine flush anymore after replacing engine oil and gearbox oil. I was told that engine flush may have adverse effect on our engine crank journal and where the tolerances are very tight?

02-20-2014, 06:54 PM	#5
westphone Lieutenant 65 Rep 466 Posts Drives: M135i MT Join Date: Aug 2012 Location: Taiwan iTrader: (0)	I have a little question. I was told at a track day not to use engine flush anymore after replacing engine oil and gearbox oil. I was told that engine flush may have adverse effect on our engine crank journal and where the tolerances are very tight?
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