Do the Facet posi Flo fuel pumps have check valves in them?
No the Facet Posi Flo fuel pumps do not have check valves, they are definetely not free flowing when off, but there is not a a check valve so they will leak back when not running. We do have some one way valves to put in line if needed.
Archived in: fuel pumps22nd June 2017
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