Jet-ski Racing Kawasaki Hot Road / SBT crankshaftHOT ROD or SBT crankshaft for Kawasaki jet-ski:-750 JS and 800 SXR: ref. HR004061900 STS STX ZXI: ref. HR004088 No longer available1100 ZXI: ref. HR004087 No longer available1200 (ULTRA 150 / STX 1200 / STX-R 1200): 20-211 (SBT)..