Quote Originally Posted by voigts View Post
That's what I remember reading a number of times from tests done, but I would much rather let someone like Skinney or the like who does the testing chime in further on that. My understanding is that having the elbow near the inlet is worse than right on the outlet, but having one right on the outlet doesn't help with pressure.
Has to do with laminar flow when you put a 90 at the inlet.

Bascially everyone who does pumps professionally told me, ideally, you want a straight path to the inlet.

Thats why in all my builds you see, i have a straight path directly to the inlet.