New 2009 2010 BMW Z4 - ZPOST - View Single Post - Cost of walnut shel intake port/valve cleaning??

NoQuarter · 11-25-2017, 09:11 AM

Both valves in a port are perfectly closed when cleaning it. You can even spray in some solvent and it will sit there in a puddle.

The shell media will not get into the chamber except for the occasional grain just from the process.

11-25-2017, 09:11 AM	#17
NoQuarter Captain 166 Rep 906 Posts Drives: 2008 535xi / 2011 Z4 35Is Join Date: Jan 2011 Location: Indiana iTrader: (0) Garage List 2018 BMW X2 [0.00] 2008 535xi [0.00] 2011 Z4 35is [0.00]	Both valves in a port are perfectly closed when cleaning it. You can even spray in some solvent and it will sit there in a puddle. The shell media will not get into the chamber except for the occasional grain just from the process.
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