Description

Kawasaki Ultra LX Jet Ski Complete Engine Rebuild Kit +.25mm

Once your cylinders have been measured and machined for +.25mm oversize pistons, choosing the right rebuild kit keeps your project moving. This complete engine rebuild kit is designed for 2007-2011 Kawasaki Ultra LX Jet Ski models and includes the major components needed for a dependable engine rebuild.

The +.25mm designation applies to the piston kits only. If your existing valves remain within factory service specifications, this kit provides an excellent balance between replacing critical wear components and avoiding unnecessary parts.

What This Kit Includes

• Crankshaft
• Connecting Rods
• Piston Kits +.25mm
• Complete Gasket Kit
• Oil Pump Chain
• Cam Chain
• Crankshaft Ball Bearing
• Crankshaft Outer Bearings
• Crankshaft Bearing Inner Bearings
• Crankshaft Main Bearing
• Connecting Rod Bearings

Is This the Right Kit for Your Rebuild?

Choose this rebuild kit after confirming your cylinders require +.25mm oversize pistons and your valves can be reused. Replacing the rotating assembly, bearings, timing components, and gaskets during one teardown helps save time and supports long-term reliability.

• Install +.25mm piston kits after cylinder machining.
• Replace the crankshaft and connecting rods during one rebuild.
• Renew bearings before final assembly.
• Install new timing components while the engine is apart.
• Finish the rebuild with fresh gasket components.

Compare Ultra LX Rebuild Kits

If your cylinders remain at standard bore, compare the Ultra LX Complete Engine Rebuild Kit (STD).

If cylinder measurements require additional oversize, review the Ultra LX Complete Engine Rebuild Kit +.50mm.

If your cylinder head also requires new intake and exhaust valves, step up to the Ultra LX Master Engine Rebuild Kit +.25mm.

Still comparing rebuild options? Review our Engine Rebuild Kit Guide to help determine the best kit for your project.

Ready to Rebuild?

Every REV6 engine rebuild kit includes a 1-year warranty and ships nationwide from our Utah facility. Review our Warranty Policy. Financing is available through REV6 Financing. If you have questions before ordering, Contact REV6. Our team is ready to help you complete your rebuild with confidence.