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Originally Posted by Naumoff
I always run light oils. I am from that side of the fence. 10w40 or 15w40. When I went to order the 10w40 Racing oil they didn't have it in a straight racing oil. Just a blend so with Winter coming on I went for the 10w30. 10 psi per 1000rpm is fine. The pressure in my engine is 75psi cold Idle and 40psi hot. Pressure does not indicate flow. |
The last sentence in your post if very important.
You can have
oil pressure coming out your butt, and still starve the bearings of oil, or have them suffer pressure wash. Either way, your engine will be toast.