RZR 900 XP900 Cylinder Stock Standard Bore Top End Complete Rebuild Parts Kit

Polaris RZR XP 900 / 900 Cylinder Stock Standard Bore Top End Rebuild Kit | BPRATV Nikasil Cylinder • Forged Piston • Cometic MLS Gaskets • Cam Chain • Valve Seals • Head Studs

🚀 Bring Back the Power: Fresh Compression, Smooth Running, Ready to Ride

Give your Polaris RZR XP 900 a true refresh with this complete stock-bore top end rebuild kit—built to restore clean starting, strong compression, and dependable performance. Featuring a BPRATV Nikasil-plated stock bore cylinder, a forged piston, and premium sealing hardware, this kit is designed as a bolt-on solution for a reliable rebuild you can trust.

🧰 What’s Included: Everything Needed for a Complete Top End Refresh

No piecing parts together—this kit includes the critical components to rebuild your top end the right way.

• BPRATV Stock Bore Nikasil-Plated Cylinder – aftermarket cylinder with 1-year warranty*.
• Forged Piston Kit – Wiseco, Wossner, CP Carrillo, or JE forged pistons*
• Cometic Top End Gasket Kit – premium sealing for a clean, leak-free rebuild.
• Cometic MLS Head Gasket – multi-layer steel design helps prevent head gasket leaks.
• Viton Valve Stem Seals – improved heat resistance and long-term oil control.
• BPRATV Heavy Duty Cam Chain – restores accurate timing and reduces noise.
• BPRATV Talon Titanium Cylinder Head Stud Kit – stronger clamping force and durability under load.

✅ Compatibility

Stock bore and stock compression ratio for an easy, bolt-on install. Replaces OEM part numbers including 3022278, 2204637, 5813439, 5253037, 5813736, 2204509, 3022190, 3022328, and more.

• 2014 - RZR 900
• 2014 - RZR 900 EPS
• 2014 - RZR 4 900 EPS
• 2013 - RZR XP 900
• 2013 - RZR XP 900 EPS
• 2013 - RZR XP 4 900
• 2013 - RZR XP 4 900 EPS
• 2012 - RZR XP 900
• 2012 - RZR XP 4 900
• 2011 - RZR XP 900

❓ Frequently Asked Questions (FAQ)

• Q: Is this a stock bore kit?
  A: Yes—this kit uses a stock standard bore cylinder and stock compression for an easy bolt-on rebuild.
• Q: Which forged piston brand will I receive?
  A: The kit includes a forged piston from Wiseco, Wossner, CP Carrillo, or JE depending on current availability.
• Q: Does the kit include an MLS head gasket?
  A: Yes—this kit includes a Cometic multi-layer steel (MLS) head gasket to help prevent leaks.
• Q: Do I need machining or special tuning?
  A: No machining is required for stock-bore replacement. Always follow OEM service manual procedures for assembly and break-in.

🌟 Why Buy from BPRATV? Trusted RZR Rebuild Specialists 🌟

At BPRATV, our promise is unwavering: The Best Parts. The Best Performance. The Best Price. Our top end kits are built for riders who want OEM-level fitment with upgraded durability—so your rebuild lasts longer and runs stronger. Trust BPRATV to keep your Polaris RZR XP 900 running at its best, every single time.

Restore your RZR power the right way—order this complete XP 900 top end kit today! 🏁

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

BRAPPPPPPPPPP!

© BPRATV LLC 1-year limited warranty from the manufacturer for material or workmanship defects.*

Due to the nature of high performance and racing applications, BPRATV LLC components are sold without express warranty or any implied warranty of merchantability or fitness for a specific purpose. BPRATV LLC shall not, under any circumstances, be liable for any specific, incidental or consequential damages, including, but not limited to, damage, or loss of property or equipment, loss of profits or revenue(s), cost of purchased or replacement goods, or claims of customers of the purpose, which may arise and/or shall result from sale, installation or use of these parts. Installation of these parts may void vehicle manufacturers warranty coverage and/or may cause the vehicle to be illegal in some locations.

This product is exempt from the emission standards and related requirements of 40 C.F.R. § 1051 as provided by 40 C.F.R. § 1051.620, and California law [e.g., vehicle code§§ 27156 and 38391]. This product is sold only for use in connection with EPA -certified, purpose-built, nonroad vehicles used solely for closed course, nonroad competition/racing and not used for any recreational purpose or on public highways or right of ways maintained by and open to the public. This product is sold only in connection with machines that do not fall under state and/or federal noise or emission standards/regulations. Purchasers who/that purchase this product represent and warrant that the product is purchased only in connection with EPA -certified, emission-regulations-exempt and noise-regulations-exempt competition/racing vehicles as interpreted under applicable state and/or federal law.