Description

Kawasaki Mule SX 4×4 FE FJ400 Engine 2023–2025

If your Kawasaki Mule SX 4×4 FE FJ400 Engine needs a performance boost, REV6 delivers expert rebuilds that bring it back to peak condition. We combine precision parts with hands-on craftsmanship to restore power, and every rebuild includes a 1-Year Warranty plus free nationwide shipping for worry-free service.

Premium Rebuild Features

• Full Core Inspection – We thoroughly check each core to ensure rebuildability.
• Crankshaft & Rod Evaluation – Confirms structural integrity and smooth operation.
• Cylinder Bore Refinement – We true, straighten, and crosshatch the bore for a perfect seal.
• New Pistons & Rings – Restore compression and engine smoothness.
• Complete Gasket Kit – Provides secure, leak-free sealing at all contact points.
• Fresh Oil Seals – Prevent leaks and protect internal components.
• Valve Guide Seals – Help maintain proper oil control and reduce wear.
• Valve & Head Service – Valves are ground and lash precisely set for efficiency.

Core Requirement

We do require a rebuildable core to fulfill your order. If you don’t have one available, a refundable core charge applies. Ensuring your core arrives clean and complete helps keep turnaround fast and reliable.

Why Choose REV6

Each Kawasaki Mule SX 4×4 FE FJ400 Engine rebuild includes hand-assembly and a secondary quality inspection. As a result, our rebuilds often outperform standard replacements. To learn more about shipping, warranty details, or rebuild procedures, explore our FAQ or visit the Help Center.

Ready to Rebuild?

Order your Kawasaki Mule SX 4×4 FE FJ400 Engine rebuild today for dependable performance. Your package includes a 1-Year Warranty, applied free shipping, and expert assembly. For additional options, view our Engine Rebuild Kit Guide or Contact Us for assistance.

Thank you for choosing REV6. You can count on us to keep your ride performing strong for the long haul.