Quote Originally Posted by ElMoIsEviL View Post
I'm sorry sir but you are wrong. Not on your observation of the pump power bur rather your inability to comprehend that the lower RPMs are accounted for by the higher restriction. The more restriction the more pressure is applied on the pump. It's quite obvious and even your post above states that the GTZ needs more head pressure in order to perform it's best (only second to the EK Supreme).
ya'know, EiE, you really should take a serious look at his testing.

edit: I shoulda' known WL would beat me to it