The Kawasaki Jet Ski Ultra 310 lineup is packed full of power. Courtesy Kawasaki Motors Corp., USA Kawasaki ’s new flagship Jet Ski Ultra 310 series personal watercraft are the most powerful ever, ...

The final Kawasaki Ultra is the 310 series that includes the 310X, 310LX-S, and 310LX. The 310 is by far the most robust option that comes equipped with a supercharged engine.

Mr. Hicks, and most of those who have copied his quote since, never saw someone ride Kawasaki's new 310-horsepower jet ski, the Ultra 310.

For 60 miles. That’s the very limit of the Kawasaki Jet Ski 310’s range, and I suspect it’ll be running on fumes when I bring it home.

The Ultra 300X jet ski has been completely redesigned for 2011. It comes with an all-new supercharger and Kawasaki's Electronic Throttle Valve system.

Cantle made it easy on himself, securing a supercharged Kawasaki of his own—the Jet Ski Ultra 310R. With more than 300 hp, it has a governed top speed of 68 mph.

Kawasaki Jet Ski SX-R Kawasaki Motors Corp. Even with the craft’s now-hefty 551-pound weight, the power plant allows the SX-R to best Kawasaki’s flagship 310 hp Ultra 310R out of the hole. Kawasaki ...

The Kawasaki’s Ultra 250X model designation refers to its horsepower output. That’s 250 horsepower – capable of pushing the Ultra 250X along at around 68 mph.

— Jimmy Kimmel (@jimmykimmel) March 5, 2018 And it was Bridges that ultimately triumphed, winning a 2018 Kawasaki Jet Ski Ultra 310LX which was presented by Helen Mirren.