Gaskets and Seals› Engine Gaskets and Seals
Cometic Gasket
Hond TRX400EX/TRX400X/XR400R Head
SKU: C006 H0402027S
Advanced — 4+ hours
Description
Fitment
Fitment Guaranteed
Don’t gamble
on fit.
Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.
Available on iOS & Android
Specifications
| Brand | Cometic Gasket |
| Part Number | C006 H0402027S |
Videos
Reviewing Cometic's MLX Head Gaskets
Honda 400ex Install CRF TRX 450r Timing Chain, Replace Base Gasket, Head Gasket, Brand New OEM Parts
Choosing The Right Head Gasket For Your Performance Engine Application
Should You Use Copper Gasket Spray? | Tech Minute
The Gaskets were Leaking! | 400EX Build
Troubleshoot Blown Head Gasket in 1 Minute!
Buy with Confidence
Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
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