Published On Aug 7, 2023
Original Fuel Filter lower cap/drain close up. What is it and how does it work.
This is what the lower drain on a fuel filter for a 1992 era diesel 7.3L non-turbo looks like. How it works and disassembly.
I cleaned it with isopropyl alcohol to cut all the dirt and grime in it so it could be reassembled and used again.
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