I stored my spare with Marvel Mystery Oil in it, FWIW..

DM&FS

At 07:02 PM 4/29/2010, Roger VanTill wrote:
>You could test one off the van with a couple of buckets and a 12 volt
>source. I think the Bentley has a procedure for testing flow rate. Maybe
>with a pressure gauge on the plugged outflow you could get that reading too.
>I've heard that running kerosene through them and sealing them up in bags is
>a good way to store them.
>
>On Thu, Apr 29, 2010 at 7:40 PM, Bill Shawley <easywind1975@hotmail.com>wrote:
>
> > So through one part purchase or another I inherited two fuel pumps of
> > unknown condition, I carry them along in the event I think I may have an
> > issue.  Is there a way to test a pump off the van or otherwise judge its
> > potential as a replacement.  Secondly is there any special care
> or attention
> > to storing a fuel pump?
> >
> >
> >
> > Ryan
> >
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> >