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Start ShoppingCometic C9662 MLS Twin Cam Inspection Cover Gasket - Durable Seal for Harley-Davidson Engines
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Description
Ensure optimal engine performance and longevity with Cometic's premium Twin Cam inspection/derby cover gasket. This high-quality replacement is engineered to provide exceptional sealing, preventing leaks and maintaining engine integrity under demanding conditions.
Key Features
- Multi-Layer Steel (MLS) Construction: Combines steel layers with silicone beading for superior sealing and heat resistance, reducing the risk of warping or failure.
- 0.015" Thickness: Precise thickness ensures optimal compression and sealing without over-stressing engine components.
- 3-1/2 Bolt Fitment: Specifically designed for Twin Cam inspection/derby covers, ensuring a perfect fit and secure installation.
- Lightweight Design: Only 0.1 lbs, making handling and installation effortless without compromising durability.
Why Choose This Product
Cometic's C9662 gasket is trusted by mechanics and riders alike for its reliability and performance. The MLS construction provides long-lasting protection against oil leaks and engine damage, while the silicone beading enhances sealing under high temperatures. Its precise fit for Twin Cam engines ensures compatibility with Harley-Davidson models, making it an essential upgrade for maintaining peak engine performance.
SKU:
GM917CAA06
MPN:
C9662
UPC:
191070024673
Category:
Gaskets/Seals
Brand:
Cometic
Stock:
Only 3 left!
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Ensure optimal engine performance and longevity with Cometic's premium Twin Cam inspection/derby cover gasket. This high-quality replacement is engineered to provide exceptional sealing, preventing leaks and maintaining engine integrity under demanding conditions.
Key Features
- Multi-Layer Steel (MLS) Construction: Combines steel layers with silicone beading for superior sealing and heat resistance, reducing the risk of warping or failure.
- 0.015" Thickness: Precise thickness ensures optimal compression and sealing without over-stressing engine components.
- 3-1/2 Bolt Fitment: Specifically designed for Twin Cam inspection/derby covers, ensuring a perfect fit and secure installation.
- Lightweight Design: Only 0.1 lbs, making handling and installation effortless without compromising durability.
Why Choose This Product
Cometic's C9662 gasket is trusted by mechanics and riders alike for its reliability and performance. The MLS construction provides long-lasting protection against oil leaks and engine damage, while the silicone beading enhances sealing under high temperatures. Its precise fit for Twin Cam engines ensures compatibility with Harley-Davidson models, making it an essential upgrade for maintaining peak engine performance.
| SKU | GM917CAA06 |
|---|---|
| MPN | C9662 |
| UPC/GTIN | 191070024673 |
| Brand | Cometic |
| Category | Gaskets/Seals |
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Featured Review
| Make | Model | Years |
|---|---|---|
| Harley-Davidson | Twin Cam models with 3-1/2 bolt derby cover | 1999-2017 |
Frequently Asked Questions
Yes, fits all Twin Cam Big Twin models 1999-2017 with 3-1/2 bolt derby cover.
0.015" thick MLS gasket, typically thinner but more durable than paper OEM.
No, the beaded MLS design seals dry without RTV or sealant.
No, single-use design. Replace every time cover is removed.
Installation Guide
Difficulty
Easy
Est. Time
15 min
Tools Required
- Torx or Allen socket set (T27/T40)
- torque wrench
Pro Tips
- Clean surfaces thoroughly with brake cleaner
- Torque to 10-15 in-lbs in crisscross pattern
- Apply light oil to bolts
Common Mistakes to Avoid
- Over-torquing bolts (can crush gasket)
- Not cleaning mating surfaces
Comparison vs Stock/OEM
MLS construction vs paper stock gasket
Improvements
- Superior sealing
- Higher temperature resistance
- Re-usable cover compatibility without distortion
Considerations
- Slightly more expensive than OEM paper
Durability & Warranty
Expected Lifespan
Multiple engine cycles if installed properly
Warranty
Cometic 1-year warranty
Maintenance
Inspect for damage during service; replace if deformed
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