Description

Kawasaki Mule SX 4×4 XC SE FJ400 Engine Rebuild Service

The Kawasaki Mule SX 4×4 XC SE is built for dependable performance in every season. Whether you’re maintaining trails, transporting supplies, or handling work around your property, a tired engine can make even simple jobs take longer. Our Build Core service rebuilds your original engine so you can keep your Mule working for years to come.

Every engine is rebuilt from your supplied core. After a complete inspection, we perform the required machining, replace worn components, and complete a final quality inspection before your engine is returned.

Service Summary

• Service: Build Core Engine Rebuild
• Fits: Kawasaki Mule SX 4×4 XC SE FJ400 (2016–2025)
• Core Required: Yes
• Warranty: 1-Year No-Fault Warranty Included
• Optional Coverage: 2-Year No-Fault Warranty Available
• Financing: Available
• Shipping: Nationwide with tracking information provided

Inside the Rebuild

• Complete engine core inspection
• Crankshaft and connecting rod inspection
• Cylinder bore machined and honed as needed
• New piston and piston rings
• Complete gasket kit
• New oil seals and valve guide seals
• Cylinder head service with valves ground and valve lash adjusted
• Final quality inspection before shipment

Preparing Your Engine Core

A rebuildable Kawasaki Mule SX 4×4 XC SE FJ400 engine core is required before work can begin. Once your engine arrives, we’ll inspect its condition, verify the rebuild requirements, and begin the restoration process.

Questions about your engine before shipping it? Contact REV6. We’ll help you determine if your core is suitable for rebuilding and explain what happens next.

Warranty & Financing

Your rebuilt engine is backed by our 1-Year No-Fault Warranty, and additional protection is available with the optional 2-Year No-Fault Warranty.

Review complete coverage on our Warranty Policy. Financing options are available through our Financing page.

Looking for Replacement Parts?

If you’re repairing your engine instead of sending it in, browse our Kawasaki Mule engine parts and rebuild kits. Our Engine Rebuild Kit Guide is also a helpful resource when comparing rebuild options.

Let’s Get Your Rebuild Underway

When you’re ready, place your order and send us your rebuildable engine core. We’ll handle the inspection, rebuilding, and final testing before returning your engine ready for installation.

REV6 proudly supports the military community by offering discounts to eligible veterans and active-duty servicemembers. Ask our team for details before placing your order.