engine oil level
We are looking to buy a used Fleetwood 40ft diesel pusher. There is an issue with the oil pressure- it seems like its too low. At an idle its 25 lbs and when revved up its 50lbs. Its a CAT C-9. Is th...
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Nothing wrong there, think about it. The engine is at idle, low RPM which turns the oil pump at a low RPM thus low pressure. Higher engine RPM, higher oil pump RPM, higher pressure.
