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OEM & Performance ATV, UTV & Dirt Bike Parts for Yamaha, Honda, Polaris, Can-Am & More — Shipped Fast from BPRATV
OEM & Performance ATV, UTV & Dirt Bike Parts for Yamaha, Honda, Polaris, Can-Am & More — Shipped Fast from BPRATV

Honda TRX 400EX 400X XR400R Valves Set Gasket Kit RED Seals Kibblewhite USA Made

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Original price $220.00
Original price $220.00 - Original price $220.00
Original price $220.00
Current price $162.13
$162.13 - $162.13
Current price $162.13

30-3115, 30-3117, 30-3111, 30-3115, 71016-4, 71016 14711-KCY-670, 14721-KCY-670, 14411-KCY-670, 14431-KCY-670, 14445-KF0-000, 14446-KF0-000, 14751-KCY-670, 14761-KG0-003, 14451-MBV-000, 14781-HA0-770, 14455-KCY-670, 14456-KCY-670, 14771-107-020, 14447-KF0-000, 14421-KCY-670, 14775-KCY-670, 14126-KV2-940, 12100-KCY-670

🔥 Honda 400EX/400X/XR400R Kibblewhite Valves + RED Viton Seals + Gasket Kit 🔥

🛠️ Product Overview

Restore or upgrade your Honda TRX 400EX, 400X, or XR400R engine with this top-end valvetrain rebuild kit featuring high-performance Kibblewhite Black Diamond valves, legendary red Viton valve stem seals, and a premium stock bore top-end gasket kit. Designed to exceed OEM performance at a better price.

✅ What’s Included

  • Full set of Kibblewhite Black Diamond stainless steel valves – intake and exhaust
  • Kibblewhite RED Viton high-temp valve stem seals – legendary sealing performance
  • Stock bore 85mm Top-End Gasket Kit – includes MLS head gasket, base gasket, and valve cover gasket

🚚 Model Fitment

• Honda TRX400EX (1999–2008)
• Honda TRX400X (2009, 2012–2014)
• Honda XR400R (1996–2004)

🔁 OEM Replacement

• Designed as a direct OEM replacement for stock Honda valves and gaskets
• Works with stock or aftermarket valve springs and top-end components

🏆 Why You’ll Love It

  • Performance upgrade: Kibblewhite Black Diamond valves flow better and last longer
  • Superior sealing: Red Viton valve seals handle high temp and pressure
  • Gasket quality: Includes premium MLS head gasket for lasting compression
  • Cost-effective: Higher quality than OEM without the dealership price tag
  • Reliable: Covered by a 1-year warranty and trusted by pro builders

❓ Frequently Asked Questions

  • Q: Does this fit the 2007 TRX400EX? – Yes, it fits all 400EX models from 1999–2008.
  • Q: Are these valves better than OEM? – Yes, they’re stronger, more durable, and flow better.
  • Q: Will this work with OEM valve springs? – Absolutely! It’s designed for stock or performance springs.
  • Q: Is this kit made in the USA? – Yes, all Kibblewhite components are proudly made in the USA.

🌟 Why Buy from BPRATV?

BPRATV – The Best Parts. The Best Performance. The Best Price.
Ships sealed, brand new, and backed by full BPRATV support and 1-year warranty.
BRAPPPPPPPPPP!


Drop in legendary Kibblewhite performance—rev harder, seal better, ride longer! 🏁

© BPRATV LLC

30-3115, 30-3117, 30-3111, 30-3115, 71016-4, 71016 14711-KCY-670, 14721-KCY-670, 14411-KCY-670, 14431-KCY-670, 14445-KF0-000, 14446-KF0-000, 14751-KCY-670, 14761-KG0-003, 14451-MBV-000, 14781-HA0-770, 14455-KCY-670, 14456-KCY-670, 14771-107-020, 14447-KF0-000, 14421-KCY-670, 14775-KCY-670, 14126-KV2-940, 12100-KCY-670

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