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oil psi ????

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Old Sep 20, 2008 | 03:41 AM
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badass75 hiboy's Avatar
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oil psi ????

i have a 1975 f250 hiboy with a 460 and the oil psi was alway betwen 40 and 60 psi well i went mudding and got stuck and the right side of the truck was in water to the bottom trim it was in the water running for about 20 min then got out went and parked and went to go again and notice my oil psi down to 20 and below i changed the oil didnt find any chips put 15w40 in it went to 40pis and then it went to 20 and back to 5 psi could it just be the oil pump or pick up cloged it did look like it had a little water or dirt in the oil thanks for all the help
 
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Old Sep 20, 2008 | 08:47 AM
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First I would make sure the gage is not going bad. Swap gages and check again.
 
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Old Sep 20, 2008 | 08:54 AM
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when to oil psi gets low u can hear a little tick
 
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Old Sep 20, 2008 | 09:04 AM
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Is the sending unit electrical or mechanical?
 
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Old Sep 20, 2008 | 12:33 PM
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i put a mechanical gauge in it
 
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Old Sep 24, 2008 | 09:33 PM
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well put a new pump in and the psi still goes down to about 2 or 3 psi and it has a little tick so i guess i have to pull the motor
 
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