Description

Honda 400EX Engine Remanufacturing | Boost Performance | 1-Yr Warranty

Ready to get your Honda 400EX back on the trail or track with renewed power? Our Honda 400EX Rebuilt Engines are meticulously crafted and ready to ship, providing a premium, direct replacement solution for your ATV. Forget the downtime of a rebuild; install and ride!

We guarantee your Rev6 engine will perform as good as new, or even better. Every unit undergoes a rigorous, multi-point quality assurance process. We back our rebuilt 400EX engines with a robust 1-year warranty. For ultimate peace of mind, consider upgrading to our 2-year, no-fault, no-questions-asked warranty for an additional $450 – we’ll replace your engine free of charge if anything happens for two full years!

Why Choose a Rev6 400EX Rebuilt Engine?

At Rev6, excellence in quality control is our commitment. We specialize in high-performance engine solutions, and our 400EX rebuilt engines are no exception. Each engine is expertly assembled and rigorously tested to ensure superior craftsmanship, reliability, and peak performance straight out of the box.

What Sets Our Rev6 400EX Engines Apart:

• Premium Quality: Each component meets or exceeds OEM specifications, guaranteeing a long-lasting, powerful engine.
• Expert Rebuilds: Our team, with over 50 years of combined experience, meticulously rebuilds every engine.
• Ready-to-Install: Skip the rebuild process! Our engines are shipped ready for installation, minimizing your downtime.
• Unbeatable Warranty: Ride with confidence thanks to our comprehensive 1-year warranty, with an optional 2-year no-fault upgrade.

What Your Rev6 400EX Engine Includes:

• We fully clean, blast, and prepare the motor for assembly.
• We inspect and deck the cylinder head to ensure a perfect compression seal.
• Camshafts lobes and journals cleaned and polished.
• We bore the cylinder with precision machining and hone the cylinder to factory specifications.
• We install a new moly coated piston, rings, wrist pin, and circlips.
• We clean and inspect all crankshaft bearings and will rebuild the crankshaft as needed.
• We perform a full inspection and rebuild of the complete transmission gearbox and shift assembly.
• We perform a full inspection of the clutch assembly.
• We clean and inspect all bottom-end bearings.
• We thoroughly inspect and rebuild the oil pump assembly.
• We fully inspect and machine engine cases, testing them for journal wear, cracks, holes, or excessive wear.

Please note: While this list is comprehensive, the specific components may vary slightly based on your exact 400EX model. Damaged components requiring replacement may incur additional expense. 

This listing is for the engine rebuild service only. We require your engine here at our facility to begin work on your motor.

Ready to take action and ride with confidence? Get your Honda 400EX engine from the experts at Rev6 and experience the difference.

• Contact Our Team for 400EX Engine Questions!
• Review Our Warranty Policy
• Check Our FAQ for Quick Answers

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