05-17 Honda CRF450X CRF 450X 450X 99mm BIG BORE Cometic Top End Head Gasket MLS

Honda CRF450X TRX450R Cometic MLS Head Gasket 99mm 0.027" Bore H2459027S

Premium USA-Made Multi-Layer Steel Head Gasket

Upgrade your Honda CRF450X or TRX450R/ER with this high-performance Cometic cylinder head gasket engineered for maximum sealing strength, power retention, and long-term durability.

Engineered for Maximum Power & Reliability

This 99mm bore gasket is precision-cut from high-quality Multi-Layer Steel (MLS) with a compressed thickness of 0.027". Designed to handle high compression and big bore builds, it ensures optimal combustion sealing and reduced risk of leaks under extreme riding conditions.

• Fits 2005-2017 Honda CRF450X
• Fits 2006-2014 Honda TRX450R / TRX450ER ATVs
• 0.027" compressed thickness for excellent sealing without lowering compression
• Multi-layer steel construction prevents blown gaskets & ensures long life
• Direct OEM replacement for Part # 12251-MEY-671

Product Details

Cometic is the trusted name in high-performance gaskets. Each gasket is designed to outperform OEM with superior sealing properties and durability, making it the ideal choice for racers, builders, and serious riders.

• Part Number: H2459027S
• UPC: 191070031350
• Material: Multi-Layer Steel (MLS)
• Compressed Thickness: .027"
• Bore Size: 99mm / Round

❓ Frequently Asked Questions (FAQ)

• Q: Will this gasket work with big bore kits?

  A: Yes, it is designed specifically for 99mm big bore cylinders.

• Q: Is this gasket reusable?

  A: No, MLS head gaskets are designed for single-use to guarantee maximum sealing.

• Q: Does it include valve stem seals?

  A: Yes, the kit includes Viton valve stem seals for improved oil control.

• Q: Where is this gasket made?

  A: Proudly made in the USA by Cometic.

🌟 Why Buy from BPRATV? Trusted Performance Experts 🌟

At BPRATV, our promise is unwavering: we deliver only the best parts at the best prices. With decades of experience in high-performance ATV and motorcycle components, we ensure that every product meets the demands of serious riders. Trust BPRATV to deliver the parts you need to keep your TRX450R performing its best, every single time.

Order today and ride with confidence knowing your engine is sealed with the strongest gasket available!

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