Thread: Using a scope on fuel pump
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rick-l rick-l is offline
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Join Date: May 2002
Location: St Louis
Posts: 4,211
I can't think of anything unless it was addition friction in the motor but with a fuel pump the lubrication should be very consistent.

EDIT maybe the magnet gets weaker
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Rick
88 Cab
Last edited by rick-l; 06-09-2015 at 07:55 AM..
Old 06-09-2015, 07:53 AM
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