about 30 mph
about 40mph
about 60 k/ph
Kawasaki marketed the first Jet Ski, and branded it same.
Kawasaki, I think the first jet ski was made in 1974 I believe it was a 440cc stand up. You can find the definite answer at Kawasaki jet ski museum online.
they can help you with balance, it can help you with getting over fears of going too fast, and could help you with your falls when you fall off a jet ski.
You could practically ask any Jet ski Motor specialist for help.
GP Class Stand Up skis are running in excess of 70mph and GP Class Runabouts are we into the 90's... Now THATS fast on a jet ski!
It depends a lot on the weight of the jet ski. There's no way to determine the speed from just the horsepower. Most likely though, a 160 HP jet ski would be a fairly high power jet ski with a top speed of around 50 to 55 mph.
There are several websites where an individual could buy a Yamaha jet ski. Examples would include Buy Jet Ski, eBay, Yamaha Wave Runners, and Jet Skis For Sale.
45-50mph
63mph.
35-40ish