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Start ShoppingCOMETIC MLS Evo Big Twin Inspection Cover Gasket - Durable Seal for Harley-Davidson 1999-2006
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Description
Ensure optimal engine performance and longevity with this premium gasket designed for Harley-Davidson Evo Big Twin inspection/derby covers. Engineered with multi-layer steel (MLS) construction and silicone beading, this gasket provides a reliable seal to prevent leaks and maintain peak engine efficiency.
Key Features
- Multi-Layer Steel (MLS) Construction: Offers superior sealing strength and durability for high-performance engines.
- Silicone Beading: Enhances sealing integrity and prevents fluid leaks around critical engine components.
- 0.040" Thickness: Ensures proper fitment and compression for optimal gasket performance.
- 1999-2006 Fitment: Specifically designed for Harley-Davidson Evo Big Twin inspection/derby covers.
- Lightweight Design: Weighs only 0.1 lbs for easy installation and minimal impact on engine balance.
Why Choose This Product
This gasket combines advanced materials with precision engineering to deliver unmatched reliability for motorcycle enthusiasts. The MLS construction resists compression set and maintains sealing effectiveness over time, while the silicone beading creates a watertight barrier against oil and coolant leaks. Perfect for riders who demand precision and durability from their Harley-Davidson engines, this gasket ensures smooth operation and peace of mind during long rides.
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Ensure optimal engine performance and longevity with this premium gasket designed for Harley-Davidson Evo Big Twin inspection/derby covers. Engineered with multi-layer steel (MLS) construction and silicone beading, this gasket provides a reliable seal to prevent leaks and maintain peak engine efficiency.
Key Features
- Multi-Layer Steel (MLS) Construction: Offers superior sealing strength and durability for high-performance engines.
- Silicone Beading: Enhances sealing integrity and prevents fluid leaks around critical engine components.
- 0.040" Thickness: Ensures proper fitment and compression for optimal gasket performance.
- 1999-2006 Fitment: Specifically designed for Harley-Davidson Evo Big Twin inspection/derby covers.
- Lightweight Design: Weighs only 0.1 lbs for easy installation and minimal impact on engine balance.
Why Choose This Product
This gasket combines advanced materials with precision engineering to deliver unmatched reliability for motorcycle enthusiasts. The MLS construction resists compression set and maintains sealing effectiveness over time, while the silicone beading creates a watertight barrier against oil and coolant leaks. Perfect for riders who demand precision and durability from their Harley-Davidson engines, this gasket ensures smooth operation and peace of mind during long rides.
| SKU | GMCE5A5F6A |
|---|---|
| MPN | C9183F1 |
| Brand | Cometic |
| Category | Gaskets/Seals |
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Featured Review
| Make | Model | Years |
|---|---|---|
| Harley-Davidson | Evo Big Twin (all models including Sportster, Dyna, Softail, Touring) | 1999-2006 |
Frequently Asked Questions
Yes, fits all 1999-2006 Evo Big Twin models including Sportsters.
MLS gaskets like this can often be reused if not damaged, but replacement is recommended during service.
No, gasket only. Reuse OEM bolts or purchase stainless replacements.
C9183F1 is the 0.040" thick version; standard C9183 may vary.
Installation Guide
Difficulty
Easy
Est. Time
15 min
Tools Required
- Socket set (3/8" drive)
- Torque wrench
- Gasket scraper
Pro Tips
- Clean all old gasket material with brake cleaner. Torque to 8-10 ft-lbs in crisscross pattern. Apply thin layer of RTV if desired but not required.
Common Mistakes to Avoid
- Not cleaning mating surfaces thoroughly
- Over-torquing bolts
Comparison vs Stock/OEM
Replaces OEM cork/paper gasket with multi-layer steel for superior sealing
Improvements
- Better heat resistance
- No compression set
- Reusable potential
- Eliminates leaks under high torque
Considerations
- Slightly higher cost than OEM
Durability & Warranty
Expected Lifespan
Engine life (5+ years typical with proper torque)
Warranty
1 year Cometic manufacturer warranty
Maintenance
Inspect during oil changes; retorque if needed
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