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Start ShoppingCOMETIC C9623F MLS Gear Housing Gasket for Panhead/Shovelhead - High-Performance Sealing Solution
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Description
Ensure flawless engine performance with COMETIC's C9623F gear housing gasket, engineered for Panhead and Shovelhead motorcycles. This high-quality MLS gasket delivers superior sealing to prevent leaks and maintain optimal engine function, making it an essential upgrade for classic bike restoration.
Key Features
- Multi-Layer Steel (MLS) Construction: Provides exceptional durability and resistance to heat, oil, and pressure for long-lasting performance.
- 0.015 in. Thickness: Ensures a perfect seal without over-compression, reducing the risk of leaks and engine damage.
- Precision Fit for Panhead/Shovelhead Gear Housing: Designed to match exact OEM specifications for seamless installation and optimal performance.
- Lightweight Design (0.1 lbs): Easy to handle and install, minimizing strain during maintenance tasks.
Why Choose This Product
Upgrade your motorcycle's reliability with a gasket built for demanding conditions. The C9623F's MLS construction prevents oil leaks and maintains compression, while its precise fit ensures compatibility with classic Harley-Davidson engines. Ideal for riders seeking dependable performance without compromising on quality or ease of installation.
SKU:
GM9A067A22
MPN:
C9623F
UPC:
191070024819
Category:
Gaskets/Seals
Brand:
Cometic
Stock:
In Stock
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Ensure flawless engine performance with COMETIC's C9623F gear housing gasket, engineered for Panhead and Shovelhead motorcycles. This high-quality MLS gasket delivers superior sealing to prevent leaks and maintain optimal engine function, making it an essential upgrade for classic bike restoration.
Key Features
- Multi-Layer Steel (MLS) Construction: Provides exceptional durability and resistance to heat, oil, and pressure for long-lasting performance.
- 0.015 in. Thickness: Ensures a perfect seal without over-compression, reducing the risk of leaks and engine damage.
- Precision Fit for Panhead/Shovelhead Gear Housing: Designed to match exact OEM specifications for seamless installation and optimal performance.
- Lightweight Design (0.1 lbs): Easy to handle and install, minimizing strain during maintenance tasks.
Why Choose This Product
Upgrade your motorcycle's reliability with a gasket built for demanding conditions. The C9623F's MLS construction prevents oil leaks and maintains compression, while its precise fit ensures compatibility with classic Harley-Davidson engines. Ideal for riders seeking dependable performance without compromising on quality or ease of installation.
| SKU | GM9A067A22 |
|---|---|
| MPN | C9623F |
| UPC/GTIN | 191070024819 |
| Brand | Cometic |
| Category | Gaskets/Seals |
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Featured Review
| Make | Model | Years |
|---|---|---|
| Harley-Davidson | Panhead Big Twin | 1948-1984 |
| Harley-Davidson | Shovelhead Big Twin | 1966-1984 |
Frequently Asked Questions
Yes, C9623F fits 1966-1984 Shovelhead Big Twin 4-speed gear housings.
Yes, multi-layer steel construction provides better sealing and durability than stock paper gaskets.
No, this is just the gasket. Inspect your cover for straightness.
No sealant needed with MLS gaskets. Clean surfaces well and torque properly.
Installation Guide
Difficulty
Easy
Est. Time
15 min
Tools Required
- gasket scraper
- torque wrench
- socket set
Pro Tips
- Clean surfaces with brake cleaner
- Use assembly lube on bolts
- Torque to Harley spec: 15-20 ft-lbs
Common Mistakes to Avoid
- Not cleaning mating surfaces thoroughly
- Over-torquing bolts
Comparison vs Stock/OEM
Replaces OEM paper gasket with multi-layer steel for superior sealing
Improvements
- Better heat resistance
- No compression set
- Reusable if undamaged
Considerations
- Requires perfectly flat mating surfaces
Durability & Warranty
Expected Lifespan
Engine rebuild lifespan (50,000+ miles)
Warranty
Cometic 1-year warranty
Maintenance
Inspect during transmission service
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