Originally Posted by slowmike
Last time I replaced my bottom end, I left the oil warmer off too and got a nipple that lets me install the filter directly to the block like an NA car. I was told that it would net me 5 more PSI in oil pressure however, I can't substantiate this claim as I have no oil pressure gauge. I can say that the engine hasn't eaten any rod bearings since I did it.
Same here, oil pressure is solid, oil temperature is solid. Oil warmup doesn't seem to take any longer than it did with the factory warmer/cooler. Overall I'm happy with my decision.