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Start ShoppingCometic C9247 MLS Intake/Exhaust Gasket - Durable, High-Performance Engine Seal
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Description
Upgrade your engine's sealing performance with Cometic's C9247 MLS Intake/Exhaust Gasket. This high-quality gasket ensures optimal airflow and combustion efficiency while preventing costly leaks and downtime.
Key Features
- Multi-Layer Steel (MLS) Construction: Exceptional durability and heat resistance for long-lasting performance under extreme engine conditions.
- 0.030" Thickness: Precision-engineered sealing capability for perfect fitment and leak prevention in high-performance applications.
- Intake/Exhaust Compatibility: Versatile design for use in both intake and exhaust systems, simplifying maintenance and repair processes.
- Lightweight Design: Only 0.1 lbs yet maintains structural integrity, reducing engine component stress without compromising performance.
Why Choose This Product
Cometic's C9247 gasket delivers unmatched reliability for powersports engines. The MLS construction resists warping and degradation, ensuring consistent sealing even at high temperatures. Its precise thickness provides optimal compression for both intake and exhaust systems, preventing blow-by and maintaining peak engine efficiency. Riders benefit from reduced maintenance intervals and improved engine longevity, making it an essential upgrade for performance enthusiasts and professional mechanics alike.
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Upgrade your engine's sealing performance with Cometic's C9247 MLS Intake/Exhaust Gasket. This high-quality gasket ensures optimal airflow and combustion efficiency while preventing costly leaks and downtime.
Key Features
- Multi-Layer Steel (MLS) Construction: Exceptional durability and heat resistance for long-lasting performance under extreme engine conditions.
- 0.030" Thickness: Precision-engineered sealing capability for perfect fitment and leak prevention in high-performance applications.
- Intake/Exhaust Compatibility: Versatile design for use in both intake and exhaust systems, simplifying maintenance and repair processes.
- Lightweight Design: Only 0.1 lbs yet maintains structural integrity, reducing engine component stress without compromising performance.
Why Choose This Product
Cometic's C9247 gasket delivers unmatched reliability for powersports engines. The MLS construction resists warping and degradation, ensuring consistent sealing even at high temperatures. Its precise thickness provides optimal compression for both intake and exhaust systems, preventing blow-by and maintaining peak engine efficiency. Riders benefit from reduced maintenance intervals and improved engine longevity, making it an essential upgrade for performance enthusiasts and professional mechanics alike.| SKU | GME2246B13 |
|---|---|
| MPN | C9247 |
| UPC/GTIN | 191070031275 |
| Brand | Cometic |
| Category | Gaskets/Seals |
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Featured Review
| Make | Model | Years |
|---|---|---|
| Honda | CRF450R | 2009-2013 |
| Honda | CRF450X | 2010-2013 |
| Honda | CRF250R | 2009-2019 |
| Honda | CRF250X | 2010-2015 |
| Honda | CRF150R | 2008-2009 |
| Honda | CRF150RB | 2008-2009 |
Frequently Asked Questions
Yes, C9247 fits 2009-2013 CRF450R models perfectly.
This is a single intake/exhaust gasket kit covering both manifolds.
Recommended to use new head bolts or at minimum new copper crush washers for exhaust studs.
MLS (Multi-Layer Steel) is more durable, handles higher compression, and resists blowouts better than paper.
Yes, as long as bolt pattern and port matching is identical to OEM Honda heads.
Installation Guide
Difficulty
Medium
Est. Time
45 min
Tools Required
- socket set
- torque wrench
- gasket scraper
- RTV sealant
Pro Tips
- Clean all surfaces with brake cleaner
- Apply thin layer of RTV to cylinder head mating surface
- Torque in criss-cross pattern
- Replace with new copper crush washers on exhaust studs
Common Mistakes to Avoid
- Not cleaning mating surfaces thoroughly
- Over-torquing bolts
- Reusing old bolts
Comparison vs Stock/OEM
Replaces OEM paper/composite gasket with multi-layer steel construction
Improvements
- Superior sealing under high compression
- Better heat resistance
- Longer service life
- Handles porting and high-performance builds
Considerations
- Requires precise torque specs
- More expensive than OEM paper gasket
Durability & Warranty
Expected Lifespan
Multiple rebuild cycles (3-5+ top ends)
Warranty
1 year manufacturer defect warranty
Maintenance
Inspect during every top-end service. Reusable if undamaged.
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