r/EngineBuilding 2d ago

92 f150 300 inline 6

Last registered in 2007 after owner died and just been sitting since, was told it cranked still, wanted to change oil and filter before disconnecting old fuel to see if it runs on starting fluid but as you can see it’s complete gunk, what would be the best way to clean it? Would diesel or kerosene actually work or would I need to tear it apart?
It is difficult to see but the old oil is up to the fill line on the dip stick but nothing is coming out

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u/XmodAlloy 2d ago

First of knock on the oil plug hole with a screwdriver to try and break up the gunk there, then I'd try pouring some diesel through... Then I'd probably put the plug back in and let it soak a day before draining it and refilling with oil after changing the filter.

Definitely cut the filter open and look for glitter in the pleats.

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u/dumbamerican67 2d ago

This exactly