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This gauge is supposed to indicate the filter flow over time, from new to current flow pressure. Anyone ever tried this gadget? A good conversation piece if nothing else.
Just speculating, but wonder if establishing a baseline requires a tire smoking, shifter banging, red line on-ramp safety check. ?
there is one of those on my blackwing filter, never seen it change wonder if it's working
Brand name is Donaldson, AC Delco sells them too.
Measures vacuum in the bridge. So the vacuum pulls the plunger and when it’s yellow all through the viewfinder, with the leading edge in the red zone, time for a filter.
Last edited by vette4fl; Aug 26, 2022 at 01:22 PM.
Can't do pics. Looks like any other Blackwing. I can move it manually. IMHO, it would take one Hell of a lot of dirt on a filter to draw this gage in.......
Airbridge Pressure Meter - Filter Condition?
