When it reaches operating temperature the psi is at 42 idling (1000 rpms) and psi is 68 at crusing (2800 rpms)using the Valvoline VR1 straight 30. (Was at 50 idle and 80 cruising with the Rotella 15/40) Cold idle is much higher until it reachs 180 degrees operating temp.
The pump is a new...
I need to get my oil pressure down. I was running Rotella 15/40 and then switched to Valvoline VR1 straight 30. The straight 30 did lower it some, but would like to lower it more.
My engine builder said do not use 10/30 as it is to light but straight 30 is fine
Question is, would the oil...