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      12-07-2012, 11:15 AM   #34
idnan
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Drives: Alpine White 335i
Join Date: Nov 2010
Location: Birmingham

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Yep, there's a few DIYs on how to do it on here. It is not too hard, just needs removal of the manifold, throttle body and preferably the rad fan. As long as the valves are fully closed when you are cleaning them, there's no risk of issues.