<a href=showthread.php?s=&postid=8106849#post8106849 target=_blank>Originally posted</a> by My F1sh R D34D!
It will overflow.
The 3500 keeps the foam production at the neck..So obviously the 5000 wont do you any good unless you use it as a recirculated pump. Then feed it with a pump rated like a 3500 or smaller, and the gatevalve to control the skimmate.