For racers who demand the very best, Moroso Stage III “Ultra-Pro” Pans are the ultimate in dry sump technology. These box-style aluminum pans, available for 3-, 4-, 4-1/2- and 5-stage systems, feature a maximum size power kickout, block-high scraper, uni-directional windage tray screen, and special baffling. Together, these race-winning features produce the highest horsepower gain possible for drag racing.