new grate or hoe YAMAHA SuperJet 650 700 701 2-stroke JET SKI personal watercraf, increases the flow of water in the pump by increasing conduction when cornering and speed on rough water, thanks also to the central paddle and rear whiskers, built in cast aluminum used for circuit competitions Maximize water flow and pump efficiency No more slow acceleration, bouncing, sliding, rough turning or mediocre top-end Dual-wing technology feeds water into the pump's entryway so air won't get trapped in the pump and cause cavitation Deep side rails help channel water and force-feed the wing area while turning Great for managing rough water conditions Stability, handling, cornering and acceleration are all dramatically improved Race proven