Vehicle Profile

The thrilling ride offered by the 2020 Kawasaki Jet Ski® Ultra® 310X watercraft starts with the Jet Ski Ultra 310X. Fueled by a 1,498cc four-cylinder supercharged engine inspired by Ninja® motorcycle-derived technology, the Jet Ski Ultra 310X is boosted by an Eaton Twin Vortices Series (TVS) supercharger for breathtaking power. With three-passenger seating and 20.6-gallon fuel capacity, the Jet Ski Ultra 310X is set for a full day of fun on the water.

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Kawasaki Technology

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  • Discover Kawasaki's Technology

Economical Riding Indicator

Using high-precision electronics for engine management, Kawasaki models can achieve a high level of fuel efficiency. However, fuel consumption is greatly affected by throttle use, gear selection, and other elemen

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Electronic Cruise Control

Electronic Cruise Control allows the rider to maintain a desired speed (engine rpm) with the simple press of a button. Because the rider does not have to constantly maintain the throttle position, this system allows relaxed cruising.

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Electronic Throttle Valves

Electronic Throttle Valves allow the ECU to deliver the ideal amount of fuel and air to the engine.

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ERGO-FIT

ERGO-FIT is an interface system that allows a wide range of riders to feel at one with their machine.

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Fuel Economy Assistance Mode

At the push of a handlebar-mounted button, riders are able to activate the Fuel Economy Assistance Mode, switching the ECU to a leaner fuel map in which ignition timing and fuel injection prioritize fuel economy. Rather than engine

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Top Features

Specifications

  • Engine

    Engine

    Supercharged and intercooled, 4-stroke, DOHC, four valves per cylinder, inline 4-cylinder

    Displacement

    1,498cc

    Bore x Stroke

    83.0 x 69.2mm

    Compression ratio

    8.2:1

    Fuel system

    DFI® with 60mm throttle body

    Ignition

    TCBI with digital advance

    Starting System

    Electric

    Maximum Boost

    16.8 psi

    Cooling System

    Inducted water

    Propulsion system

    160mm jet pump, axial-flow, single stage

    Impeller

    3-blade, oval-edge stainless steel

    Thrust

    1890 lb

    Lubrication

    Semi-dry sump system

  • Totals

    Overall length

    132.7 in.

    Overall width

    47.0 in.

    Overall height

    45.3 in.

    Curb weight

    1051.8 lb.

    Fuel capacity

    20.6 gal.

    Load capacity

    496 lb.

    Seating Capacity

    3

    Oil Capacity

    5.8 qt.

    Storage Capacity

    56 gal.

  • General

    Color Choices

    Candy Steel Furnace Orange/Ebony

    Kawasaki Protection Plus (optional)

    12, 24, 36, or 48 months

    Induction

    Eaton Twin Vortices Series Roots-type supercharger with air-to-water intercooler

    Coupling

    Direct drive from engine

  • Guarantee

    Warranty

    12 Month Limited Warranty

**Curb weight includes all necessary materials and fluids to operate correctly, full tank of fuel (more than 90 percent capacity) and tool kit (if supplied).

Specifications subject to change

KAWASAKI CARES: Ride responsibly. Kawasaki believes safety begins with us and continues with you. Always wear a USCG-approved personal flotation device, eyewear, and other appropriate safety apparel. Never ride under the influence of drugs or alcohol. Respect the rights of shoreline residents and other marine recreationists. Boat smart from the start. Take a Boating Safety course; for more information visit www.USCGBoating.org. Jet Ski® watercraft are inboard powerboats and their use is subject to all applicable federal, state, and local boating laws. Read Owner’s Manual and all on product warnings. ©2019 Kawasaki Motors Corp., U.S.A.

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