Honda TRX400EX 400X 85mm 400cc Stock Bore Top End Rebuild Kit Wiseco Cometic NEW For Sale

The Best Parts • The Best Performance • The Best PriceHonda TRX400EX 400X 85mm 400cc Stock Bore Top End Rebuild Kit Wiseco Cometic NEW

4606M08500 / C7825 / 400EX-CYL85, 3P-400, 12100-KCY-670,1043-2, M2002, M2003, M2001,4606M08700,12100-KCY-670, 4606M08500, C7826, 71016-4, 12191-KCY-673, 30-33750, 13011-KCY-670, 90601-KA5-000, 13103-KCY-670, 13111-KCY-670, 12251-HN1-003, 12209-KL4-005, C7825, 808894, 822278, 4040, 4606M08700, C7826, H0402027S, 4606M08800, 4667M08900, 808829, M2033, 8604DA, Restore power with this Honda XR400/TRX400EX/400X (All Years) 85mm 400cc Stock Bore Top End Rebuild Kit! Features BPRATV 85mm cylinder, 10:1 Wiseco forged piston & Cometic gaskets. Bolt-on, no machining required. Runs on pump/race gas. 1-year warranty on cylinder.

💥 Honda XR400 TRX400EX 85mm 400cc Stock Bore Top End Rebuild Kit Wiseco 💥 🚀 Restore Peak Power: Rebuild Your Honda 400 to Factory Fresh Performance!

Ready to restore the original power and reliability of your Honda TRX400EX, 400X, or XR400R? This Honda 85mm 400cc Stock Bore Top End Rebuild Kit is the ultimate solution to bring your engine back to factory-fresh performance! This comprehensive package provides everything needed for a complete top-end overhaul, meticulously designed to restore optimal compression and smooth operation. This bolt-on kit requires no machining, ensuring a seamless and straightforward transformation. Experience crisp throttle response, consistent power, and unmatched reliability. Give your Honda 400 the refresh it deserves and enjoy reliable performance on the trails or track!

💪 Premium Components: New Cylinder, 10:1 Wiseco Forged Piston & Cometic MLS!

This top-tier rebuild kit is packed with high-quality components for maximum durability and peak performance, ensuring your engine\'s longevity. It includes a NEW BPRATV 85mm Stock Bore Cylinder, designed for optimal compression and cooling with its robust construction. Powering your engine is a precision 10:1 85mm Wiseco Forged piston kit, engineered for maximum durability and reliability, complete with hi-temp piston rings, chrome wrist pin, and circlips for a comprehensive piston assembly. For a flawless, leak-free seal and peak compression, a premium Cometic top-end gasket kit is included, featuring a high-performance Cometic MLS head gasket. All components are new in their original packaging and covered by manufacturer\'s warranties, providing you with a fresh start for your Honda 400\'s engine!

• NEW BPRATV 85mm Stock Bore Cylinder.
• 10:1 85mm Wiseco Forged piston kit (with hi-temp piston rings, chrome wrist pin, circlips).
• Cometic top-end gasket kit & Cometic MLS head gasket.
• Designed to restore original 400cc performance.
• All components are new in the original packaging with manufacturer\'s warranties.

✅ Bolt-On Power: Fits ALL Honda TRX400EX, 400X, XR400R Models & Years!

This 85mm 400cc Stock Bore Top End Rebuild Kit is designed for a direct and hassle-free engine overhaul on your Honda. It fits ALL HONDA TRX400EX, 400X, AND XR400R MODELS AND YEARS, ensuring universal compatibility. The 85mm stock bore cylinder is ready for direct fit. The 10:1 compression Wiseco piston is versatile and runs efficiently on either pump or race gas, offering flexibility for your fueling needs. Invest in this ultimate rebuild kit to restore factory-level precision, enhance durability, and enjoy the reliable power your Honda 400 was designed for!

• Fits ALL HONDA TRX400EX, 400X, AND XR400R MODELS AND YEARS.
• Bolt-on kit – No mods required & no machining required.
• Piston runs on pump or race gas.
• Restores original 400cc displacement.
• Comes with a 1-year warranty on the cylinder.

❓ Frequently Asked Questions (FAQ)

• Q: What is included in this 400cc Stock Bore Top End Rebuild Kit?

  A: This kit includes a NEW BPRATV 85mm Stock Bore Cylinder, a 10:1 85mm Wiseco Forged Piston Kit (with hi-temp rings, chrome wrist pin, and circlips), a Cometic top-end gasket kit, and a Cometic MLS head gasket, providing all essential components for a complete top-end overhaul.

• Q: What displacement does this 85mm bore kit achieve for the Honda 400?

  A: This 85mm stock bore cylinder and piston kit is designed to restore your Honda 400 engine to its original 400cc displacement, ensuring precise factory performance and reliability.

• Q: Is machining required for installation, and what kind of fuel does it use?

  A: No machining of any kind is required for installation; this is a direct bolt-on kit. The 10:1 compression Wiseco piston is versatile and can run efficiently on either standard pump gas or high-octane race gas, offering flexibility for your fueling needs.

• Q: What are the benefits of the BPRATV stock bore cylinder and Wiseco forged piston?

  A: The BPRATV 85mm Stock Bore Cylinder ensures optimal compression and cooling, while the 10:1 Wiseco Forged Piston provides exceptional strength and durability. This combination is ideal for a reliable and long-lasting engine rebuild, ensuring peak performance.

🌟 Why Buy from BPRATV? Your Go-To for Honda 400 Performance Parts!

At BPRATV, our promise is unwavering: The Best Parts. The Best Performance. The Best Price. This Honda 400cc Stock Bore Top End Rebuild Kit exemplifies our dedication to providing high-quality, essential components that guarantee your machine\'s longevity and peak performance. We share your passion for riding and are committed to ensuring your Honda runs flawlessly, whether you\'re hitting the trails or maintaining it for reliable performance. Trust BPRATV to deliver the parts you need to keep your Honda 400 performing its best, every single time.

Upgrade your Honda 400 today & enjoy reliable power! 🏁

BPRATV - The Best Parts. The Best Performance. The Best Price.

© BPRATV LLC

4606M08500 / C7825 / 400EX-CYL85, 3P-400, 12100-KCY-670,1043-2, M2002, M2003, M2001,4606M08700,12100-KCY-670, 4606M08500, C7826, 71016-4, 12191-KCY-673, 30-33750, 13011-KCY-670, 90601-KA5-000, 13103-KCY-670, 13111-KCY-670, 12251-HN1-003, 12209-KL4-005, C7825, 808894, 822278, 4040, 4606M08700, C7826, H0402027S, 4606M08800, 4667M08900, 808829, M2033, 8604DA, Restore power with this Honda XR400/TRX400EX/400X (All Years) 85mm 400cc Stock Bore Top End Rebuild Kit! Features BPRATV 85mm cylinder, 10:1 Wiseco forged piston & Cometic gaskets. Bolt-on, no machining required. Runs on pump/race gas. 1-year warranty on cylinder.

Photos Are For Example Only Images show product quality, components, and visual reference. Exact parts, brands, finishes, quantities, or packaging may vary by kit. Please read the full product description for exact details before purchasing.Complete Your Build

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Notice Regarding Photos: Product photos used in our listings are for example only to show item quality, components, and visual reference. You will receive the correct quantity, size, and fitment for the specific kit listed. Exact brands, finishes, packaging, or small components may vary when equivalent-quality parts are used. Please read the full product description for exact details before purchasing.

Bearing Notice: In some cases, you may receive sealed bearings. If your application requires an open bearing, the seals can be removed when appropriate for the application.

Emissions & Race Use Only: Some products may be exempt from emission standards and requirements under 40 C.F.R. § 1051.620 and/or applicable California law. Certain parts are sold only for use with EPA-certified, purpose-built, nonroad vehicles used solely for closed-course, nonroad competition/racing. Installation may void the vehicle manufacturer\'s warranty and/or may be illegal in some locations. Buyer is responsible for confirming legal use in their application and location.

Warranty & Liability: Due to the nature of high-performance and racing applications, components may be sold without express or implied warranty of merchantability or fitness for a specific purpose except where specifically stated. BPRATV LLC shall not be liable for special, incidental, or consequential damages including loss of property, equipment, profits, or revenue resulting from sale, installation, or use of these parts. High-performance parts are not DIY items; work should be performed by a qualified, experienced mechanic.

Returns: Returns are accepted within 30 days for eligible items that are 100% complete, brand new, unused, uninstalled, and in original packaging. Items that have been installed, prepped, lubricated, sealed, modified, or used are not eligible. For warranty consideration, parts must be sent back for physical inspection. We do not warranty based on photos, emails, or third-party assessments.

Specialty Warranties: Certain specialty items, such as Cub cylinders or titanium fasteners, may have separate warranty terms. Any warranty does not cover improper tuning, installation, maintenance, or misuse.

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