Kawasaki SX-R Jet Ski For the record, Sea-Doo actually beat Kawasaki and Yamaha to the personal watercraft market by releasing the world's first production PWC in the late 1960s.

The SX-R is powered by the same four-stroke beast as Kawasaki's Ultra Jet Skis, with the 2024 model boasting horsepower at 150 hp (or 112 KW) and torque at 106 lb-ft (or 144 NM).