[Shop-talk] Mesh size for engine oil strainer

[Pat Horne]

Funny, the only filter I had any experience with was also old VWs!

Peace,
Pat

Pat Horne 
We support Habitat for Humanity


On Jan 20, 2022, at 1:05 PM, Jeff Scarbrough <fishplate at gmail.com> wrote:


The only oil strainer I'm familiar with is the one on air-cooled Volkswagens.  Seems like it's something under a millimeter....so less than 0.04" or so.  Getting into 20 or 30 mesh, if I read the chart correctly.

On Thu, Jan 20, 2022, 13:49 old dirtbeard <dirtbeard at gmail.com> wrote:
> Hi guys, 
> 
> Does anybody know what would be the approximate appropriate mesh size of the screens used to filter engine oil feeding out of the oil tanks or frames on old British bikes (e.g., mesh size of 20, 40, 60, etc.)? 
> I am looking at these options from McMaster-Carr: 
> https://www.mcmaster.com/.../low-pressure-bronze-y.../...
> I have added a paper filter on the return-side, so mostly I really want to filter the debris that may come out of the frame until the paper filter has had a chance to entirely clean the reservoir. 
> Too large of a mesh and it will not stop the debris, of course, but too small and it would restrict/block the gravity flow of the oil.
> 
> Thank you very much!
> 
> -- 
> Best,
> doug
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