- stock #1.8 l twin engine jet boat. excellent condition, water ready. plenty of storage and play space.located in summerfield, florida, this 24-foot used yamaha 242x is a great jet boat. the heart and soul of these boats is yamaha's industry-leading internal propulsion system. yamaha engineers have developed a twin 1.8 liter, high output engine combination totaling 360 hp.
Yamaha
242x
Jet
2018
Used
Power