Make every ride a thrill with Kawasaki's quickest-accelerating sit-down JET SKI® watercraft ever. The JET SKI® STX® 310 series combine a supercharged 1,498cc in-line 4-cylinder engine with a lightweight, sporty STX® hull to deliver exhilarating acceleration, nimble handling, and premium features—all in a compact package built for nonstop fun on the water.