I have a long 445 4x4. not sure of model yr. power steering fluid ran into oil pan and lost most oil pressure. had to drive home. now after changing oil with rotella heavy duty diesel oil and new filter have 50 psi oil pressure but lifters really ticking .can anything be done to help. I believe it is lifters and not a rod not 100 % sure uzania d 115 3 cylinder diesel . any ideas ??? Thanks