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Start ShoppingCOMETIC C7393 High Performance Top End Gasket Kit - MLS Head Gasket, Fuel-Resistant Seals for Power Sports Engines
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Description
Elevate your power sports engine's performance and longevity with the COMETIC C7393 High Performance Top End Gasket Kit. Engineered for extreme conditions, this premium kit ensures optimal sealing, reduces leaks, and maintains peak compression for enhanced power and reliability.
Key Features
- Multi-Layer Steel (MLS) Head Gasket: Constructed with advanced MLS technology for exceptional durability, heat resistance, and sealing performance under high pressure and temperature.
- One-Piece Fuel-Resistant Silicone Valve Cover Gasket: Designed to withstand fuel and oil exposure while maintaining a perfect seal, preventing leaks and contamination.
- Graphitic Cylinder Base Gasket: Offers superior heat dissipation and chemical resistance, ensuring long-term sealing integrity in high-performance engines.
- 0.027" Thickness: Precision-engineered thickness for optimal compression and sealing without compromising engine efficiency.
Why Choose This Product
Whether you're modifying a high-horsepower engine or maintaining a stock setup, the COMETIC C7393 kit delivers unmatched reliability. Its complete top-end components eliminate the need for multiple purchases, saving time and ensuring perfect alignment. The fuel-resistant materials and advanced MLS construction make it ideal for power sports applications where performance and durability are critical. Trust Cometic's reputation for quality to keep your engine running smoothly under demanding conditions.
SKU:
GMA8820C0D
MPN:
C7393
UPC:
191070011192
Category:
Gaskets/Seals
Brand:
Cometic
Stock:
Out of Stock
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Elevate your power sports engine's performance and longevity with the COMETIC C7393 High Performance Top End Gasket Kit. Engineered for extreme conditions, this premium kit ensures optimal sealing, reduces leaks, and maintains peak compression for enhanced power and reliability.
Key Features
- Multi-Layer Steel (MLS) Head Gasket: Constructed with advanced MLS technology for exceptional durability, heat resistance, and sealing performance under high pressure and temperature.
- One-Piece Fuel-Resistant Silicone Valve Cover Gasket: Designed to withstand fuel and oil exposure while maintaining a perfect seal, preventing leaks and contamination.
- Graphitic Cylinder Base Gasket: Offers superior heat dissipation and chemical resistance, ensuring long-term sealing integrity in high-performance engines.
- 0.027" Thickness: Precision-engineered thickness for optimal compression and sealing without compromising engine efficiency.
Why Choose This Product
Whether you're modifying a high-horsepower engine or maintaining a stock setup, the COMETIC C7393 kit delivers unmatched reliability. Its complete top-end components eliminate the need for multiple purchases, saving time and ensuring perfect alignment. The fuel-resistant materials and advanced MLS construction make it ideal for power sports applications where performance and durability are critical. Trust Cometic's reputation for quality to keep your engine running smoothly under demanding conditions.
| SKU | GMA8820C0D |
|---|---|
| MPN | C7393 |
| UPC/GTIN | 191070011192 |
| Brand | Cometic |
| Category | Gaskets/Seals |
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Featured Review
| Make | Model | Years |
|---|---|---|
| Honda | CRF450R | 2009-2012 |
| Honda | CRF450RX | 2010-2012 |
| Honda | CRF450X | 2009-2012 |
Frequently Asked Questions
No, C7393 is specifically for 2009-2012 CRF450R/X models. Check Cometic part finder for 2013+.
Designed for stock 99mm bore. Cometic offers oversized kits for stroker/big bore builds.
No milling required for stock compression. 0.027" thickness maintains stock quench.
Head gasket, base gasket, valve cover gasket, exhaust gasket, and crankcase selector gasket.
Installation Guide
Difficulty
Medium
Est. Time
2 hr 0 min
Tools Required
- torque wrench
- socket set
- gasket scraper
- engine stand (recommended)
Pro Tips
- Use assembly lube on bearings during rebuild
- Follow factory torque specs exactly
- Check piston-to-valve clearance after install
Common Mistakes to Avoid
- Not cleaning mating surfaces thoroughly
- Incorrect torque sequence on head bolts
- Over-torquing MLS head gasket
Comparison vs Stock/OEM
MLS construction vs. stock composite gaskets
Improvements
- Better sealing under high heat/pressure
- Supports higher compression ratios
- More durable for racing abuse
Considerations
- Requires precise torque specs
- Not reusable like some OEM
Durability & Warranty
Expected Lifespan
Multiple race seasons or 100+ hours with proper torque
Warranty
1 year Cometic manufacturer defect warranty
Maintenance
Re-torque head bolts after first heat cycle, inspect during regular top-end service
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