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Due to Thanksgiving and the holiday rush, our current handling time is approximately 4–5 business days. We sincerely appreciate your patience and understanding. We truly appreciate your business and are thankful for another great year serving our customers. If you have any questions or concerns, please contact us—our team is working as hard as possible to ship all orders promptly.
Due to Thanksgiving and the holiday rush, our current handling time is approximately 4–5 business days. We sincerely appreciate your patience and understanding. We truly appreciate your business and are thankful for another great year serving our customers. If you have any questions or concerns, please contact us—our team is working as hard as possible to ship all orders promptly.

Yamaha YFZ450R YFZ 450R 98mm Top End Cylinder Works CP Piston Gasket Rebuild Kit

by BPRATV
Sold out
Original price $840.88
Original price $840.88 - Original price $840.88
Original price $840.88
Current price $599.98
$599.98 - $599.98
Current price $599.98

20003, 20003-K01, M1000, 4865M09500, C7908, 71014-5, CR8EIX, 20003, M1006, C7908, 71014-5, 2S2-11181-00-00, 3VD-14613-01-00, 2S2-11181-00-00, 5TG-11631-12-00, 5TG-11633-10-00, 5TG-11631-21-00, 2S2-11181-00-00, 93450-22027-00, 2S2-11181-00-00, 2S2-11351-00-00, 4FM-12213-00-00, 94591-57120-00, 2S2-11311-30-00, 4FM-12213-00, 2S2-11311-30-00

🔥 Yamaha YFZ450R YFZ450X 98mm Cylinder Works + CP Carrillo Top End Kit 🔥

💥 Unleash Amazing Power & Reliability

Upgrade your Yamaha YFZ450R or YFZ450X Fuel Injected model with this complete 98mm Big Bore Top End Rebuild Kit. Featuring a Cylinder Works Nikasil Plated Cylinder, CP Carrillo 12.5:1 Forged Piston Kit, and Cometic MLS Gasket Kit, this package is engineered to deliver explosive power, precise throttle response, and long-term durability. Perfect for riders seeking proven performance backed by premium components.

⚡ Premium Components – Built for Performance

This all-in-one kit is designed for maximum strength and reliability. Each component is precision engineered in the USA and tested to meet the highest performance standards.

  • Cylinder Works 98mm Big Bore Nikasil Cylinder – superior cooling, durability, and 1-year warranty.
  • CP Carrillo 12.5:1 Forged Piston Kit – piston, rings, wrist pin & clips included.
  • Cometic MLS Top End Gasket Kit – ensures a leak-free, reliable seal.
  • Forged aluminum construction – CNC machined & rigorously tested for precision.
  • Proudly Made in the USA – backed by manufacturer warranties.

✅ Perfect Fit & Seamless Installation

This rebuild kit is a direct bolt-on upgrade designed to replace Yamaha OEM part numbers 2S2-11311-30-00, 5TG-11631-12-00, 5TG-11631-11-00, 2S2-11181-00-00. No machining required – install with confidence and get back on the trail or track with stronger performance than ever.

  • Fits YFZ450R (2009–2025, including SE models).
  • Fits YFZ450X (2010–2011, including Bill Balance Edition).
  • Does NOT fit carburetor models.
  • Direct OEM replacement – no modifications required.
  • Backed by a 1-Year Warranty for peace of mind.

❓ Frequently Asked Questions (FAQ)

  • Q: What makes this a complete top end rebuild kit?

    It includes everything: Cylinder Works 98mm Cylinder, CP Carrillo 12.5:1 Forged Piston Kit, and Cometic MLS Gasket Kit.

  • Q: Does this require machining?

    No – this is a direct bolt-on big bore Nikasil cylinder kit. No machining is required.

  • Q: Is the piston pump gas friendly?

    Yes – the CP Carrillo 12.5:1 piston is designed for pump gas or race gas, making it both powerful and convenient.

  • Q: What models does this fit?

    YFZ450R (2009–2025, including SE), YFZ450X (2010–2011, including Bill Balance Edition). Not for carb models.

🌟 Why Buy from BPRATV? Your YFZ450 Performance Experts! 🌟

At BPRATV, our promise is unwavering: The Best Parts. The Best Performance. The Best Price. This YFZ450R Top End Rebuild Kit reflects our dedication to providing riders with premium components that ensure maximum durability, horsepower, and reliability. Trust BPRATV to deliver the exact parts you need to keep your YFZ450 running stronger, faster, and better – every time you ride.


Upgrade your YFZ450R/X today – power, performance, and precision await! 🏁


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

BRAPPPPPPPPPP!

© BPRATV LLC

20003, 20003-K01, M1000, 4865M09500, C7908, 71014-5, CR8EIX, 20003, M1006, C7908, 71014-5, 2S2-11181-00-00, 3VD-14613-01-00, 2S2-11181-00-00, 5TG-11631-12-00, 5TG-11633-10-00, 5TG-11631-21-00, 2S2-11181-00-00, 93450-22027-00, 2S2-11181-00-00, 2S2-11351-00-00, 4FM-12213-00-00, 94591-57120-00, 2S2-11311-30-00, 4FM-12213-00, 2S2-11311-30-00, YFZ450R big bore kit YFZ450X rebuild kit Cylinder Works YFZ450 kit CP Carrillo piston YFZ450 98mm YFZ450R top end YFZ450R FI piston kit YFZ450X big bore piston Cometic gasket YFZ450 YFZ450R cylinder piston kit Yamaha YFZ450 top end rebuild High compression YFZ450 piston Made in USA YFZ450 kit

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