bak pak mods

[motox]

does anyone know what type of maxi jet pump that I need to replace my rio 600.

[Richer]

I have a MJ1200 with a venturi kit on my bak pak. Works decently enough, except the venturi part keeps on getting jammed up with crap. I stumbled across a DIY mod one time on RC, but never got around to trying it out.

*edit*
Here it is:
http://reefcentral.com/forums/showthread.php?threadid=56425

-Rich