Cummins 870 oil pressure
12-24-2021, (Subject: Cummins 870 oil pressure ) 
Post: #22
RE: Cummins 870 oil pressure
800 rpm at idle isn't bad for keeping oil psi up. Mine is set at 775 for 18-20 psi at idle minimum. Just throwing that out there.
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RE: Cummins 870 oil pressure - Chamberpains - 12-24-2021



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