Mobil 1 5w50 viscosity

[antiqueshell]

Originally Posted By: default

Whoever rebuilt it did something wrong, that is not healthy pressure.

This. The root of the problem needs to be solved, a band aid will not last long.

 

[OVERKILL]

Originally Posted By: Blkstanger

Put a Melling oil pump in it. Problem solved.

A new oil pump doesn't fix the problem that causes low oil pressure, which is usually severely worn bearings.