Kawasaki Ultra 310R Jet Ski Engine (2014-2021)

$3,275.00

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Restore your 2014-2021 Kawasaki Ultra 310R with a REV6 engine rebuild. Includes a 1-year no-fault warranty, with financing and extended coverage available.

Description

Rebuilt Kawasaki Ultra 310R Jet Ski Engine

A REV6 rebuild gives your 2014-2021 Kawasaki Ultra 310R engine a complete in-house inspection and rebuild process. Our team evaluates the core first, then services the bottom end, cylinders, cylinder head, valve train, and other key engine components based on their condition.

Throughout the rebuild, worn parts are repaired or replaced as needed. Finally, a second technician checks the completed engine before it leaves REV6.

What Goes Into Your Ultra 310R Engine Rebuild?

Crankcase, Crankshaft & Cylinders

  • Full inspection of the engine core
  • Crankcase assembly inspected
  • Crankshaft assembly inspected and rebuilt
  • New high-babbitt crankshaft bearings
  • Cylinders bored and honed to the next oversize, re-sleeved, or Nikasil replated as needed
  • New pistons, rings, and wrist pins
  • Mating surfaces decked and resurfaced for proper sealing

Cylinder Head & Valve Train

  • Cylinder head rebuilt
  • Valve guides inspected and replaced as needed
  • Valves and valve seats recut or refaced, then checked with a vacuum test
  • Camshafts cleaned, inspected, and polished
  • Timing chain checked for stretch and wear, then replaced as needed

Assembly & Quality Control

  • New gaskets and oil seals
  • Bearings cleaned and inspected, then replaced as needed
  • Engine assembled by an experienced REV6 technician
  • Completed engine inspected before shipment
  • Second technician checks the finished engine as part of our quality-control process

Please note: This list outlines our standard rebuild process. However, every engine core is different. Therefore, the exact parts and services may vary based on the condition of your Ultra 310R engine.

Your Ultra 310R Core Rebuild Process

Getting Your Engine to REV6

Place your order when you’re ready to move forward. Afterwards, our team will provide the shipping instructions needed to send your original Ultra 310R engine core to REV6.

From Final Inspection to Installation

Once the rebuild passes our final checks, your engine is prepared for return shipment and tracking information is provided. After installation, follow the REV6 Engine Break-In Procedure Guide before returning your Jet Ski to regular use.

Fitment

2014-2021 Kawasaki Ultra 310R Jet Ski

This engine rebuild fits Kawasaki Ultra 310R Jet Ski models from 2014 through 2021. Please confirm your model and year before ordering.

Warranty, Financing & REV6 Support

1-Year No-Fault Warranty Included

Your Ultra 310R rebuild is backed by the REV6 1-year no-fault warranty. Additionally, you can choose an optional 2-year no-fault, no-questions-asked warranty upgrade for longer coverage.

Flexible Financing Options

For qualified purchases, explore REV6 financing options to find a payment option that works for your engine rebuild.

Put Your Ultra 310R Rebuild in Motion

Place your order and we’ll follow up with the information needed to ship your engine core. Have a question before committing? Talk with the REV6 team about fitment, core requirements, warranty coverage, or the rebuild process.