Here is a thread on RC with TONS of pumps that were modified. A good place to start research..if you have the time to go through 50+ pages  Reef Central Online Community - Meshwheel friggin rocks on Gen-X 4100!!!!!
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"Fins to the left...Fins to the Right, I'm going home to play with my reef tonight..."
If you're looking for me, and I'm MIA from the board, email me at JustDavidP (at) gmail (dot) com.
Experience in aquaria, 35 years. Experience in marine, 20+ years. Experience in Reef Keeping, 6 years. Always a newbie! | 
