BMW 3-Series and 4-Series Forum (F30 / F32) | F30POST - View Single Post - N55 boost leak test: How to cap off intake?

thejeremyman9 · 08-28-2021, 12:37 PM

With the homemade plug/cap i made to pressurize, no, you wont be able to put it in the metal tube. It needs to go into something flexible to seal because its rigid. You would need some sort of flexible cap/plug to do it that way, or a coupler.

08-28-2021, 12:37 PM	#56
thejeremyman9 Major General 4392 Rep 7,634 Posts Drives: 2015 BMW 335i Join Date: May 2019 Location: Cali iTrader: (0)	With the homemade plug/cap i made to pressurize, no, you wont be able to put it in the metal tube. It needs to go into something flexible to seal because its rigid. You would need some sort of flexible cap/plug to do it that way, or a coupler.
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