Quote:
Originally Posted by vstech
the pleats are for coarse filtering of the main oil flow, the cotton only gets oil through the tiny bypass orifice. the cotton packing absorbs soot, and lets the oil pass through. it's at very low pressure, and very low volume, but it filters much finer than the paper.
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Is the cotton the bypass filter section? I've read that soot is too small for most oil filters. The only kind that are effective on soot is the toilet paper type bypass filter.
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85 300D turbo pristine w 157k when purchased 167,870 July 2025
83 300 D turbo 297K runs great. SOLD!
83 240D 4 spd manual- parted out then junked
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