Description

Kawasaki Mule Pro-FXR 820 Engine 2018–2023

CORE REQUIRED

Your Kawasaki Mule Pro-FXR works hard, and when the engine fails, you need a solution that lasts. REV6 rebuilds every Mule Pro-FXR 820 engine with precision machining, expert assembly, and thorough inspections. As a result, you get dependable performance and the confidence of a 1-year warranty, included standard.

What does your rebuild include?

• Standard 1-year warranty with an optional 2-year No-Fault Warranty upgrade.
• We restore and reuse as many OEM parts as possible. We inspect and refurbish all OEM parts to guarantee high quality internals that keep your machine running reliably.
• All components are cleaned, dismantled, inspected and repaired as needed.
• Cylinder head inspected, cleaned, sandblasted, decked, rebuilt to manufacturer spec and undergoes a quality inspection.
• Valve guides inspected and replaced as needed.
• Valves and valve seats are recut/refaced to ensure tight seal, verified with vacuum test.
• Camshafts lobes and journals cleaned and polished, replaced as needed.
• Refurbished crankshaft.
• Cylinder block is inspected for damage, bored and honed to the next oversize or re-sleeved.
• Pistons replaced with a new pistons and rings.
• Timing chain inspected for stretch and wear, replaced as needed.
• Refurbished oil pump assembly.
• Fully inspected engine cases, tested for cracks, holes, or excessive wear.
• All gaskets and seals replaced.
• Engine assembled and torqued to manufacturer specifications.

Please note, this is a standardized list. The specifics of your new engine could include more or less, depending on your model.

Once your engine passes our quality control inspection, we will ship your new Rev6 rebuilt engine back to you!

Warranty & Core Program

Please note: This is a core build engine only, which means Rev6 requires your engine here for rebuild.

We have streamlined the core return process for your convenience. We will send a prepaid box and arrange pickup, so all you need to do is remove your exhaust and sensors. For more helpful information, you can find details on our Core Exchange Program and visit our comprehensive Help Center. Also, explore our flexible payment options if you need to spread out your purchase.

Every Mule Pro-FXR rebuild includes our premium 1-year warranty. You can also upgrade to our industry-leading 2-year “No Fault” coverage for complete peace of mind. To process your order, we require a refundable core charge. Once your core is received, your deposit is returned. For more details, check our help center.

Take Action

Get your Mule Pro-FXR back to work with a rebuild you can trust. Review our FAQ, explore our engine kit guide, or contact us for expert support. Every engine ships nationwide, backed by unmatched experience and proven reliability.

Thank you for trusting REV6 with your Mule Pro-FXR engine rebuild. Our team takes pride in every build so you can get back to what matters most—keeping your machine running strong.