Jet-ski Racing Kawasaki PROX piston kit SXR 800 jet-skiPROX piston kit (piston + segments + pin + circlips) for Kawasaki SXR 800 jet-skiref. 01.4523.XList of products reference01.4523.00001.4523.02501.4523.05001.4523.07501.4523.10001.4523.150..