Cometic GM/Mercury 8.1L 496ci 4.280in .051 inch MLS Headgasket - RH
Cometic GM/Mercury 8.1L 496ci 4.280in .051 inch MLS Headgasket - RH
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Cometic GM/Mercury 8.1L 496ci 4.280in .051 inch MLS Headgasket - RH
Elevate your engine's performance with the Cometic GM/Mercury 8.1L 496ci 4.280in .051 inch MLS Headgasket. Designed specifically for high output engines, this head gasket is the ultimate solution for ensuring peak sealing performance.
Key Features:
- Multi-Layer Steel Construction: Comprised of multiple embossed layers of stainless steel, providing superior strength and durability.
- Viton Rubber Coating: The outer layers are coated with Viton, a heat resistant material that can withstand temperatures up to 482°F (250°C).
- Compressed Thickness: With a compressed operating thickness of just 0.051 inches, this gasket fits seamlessly into your engine setup.
- Versatile Compatibility: Ideal for aluminum heads to aluminum blocks and aluminum heads to cast iron blocks, ensuring compatibility with various engine configurations.
- Corrosion Resistance: The stainless steel construction not only provides strength but also resists corrosion, enhancing longevity.
Benefits:
- No Sealants Required: Designed to provide maximum sealing performance without the need for additional sealants, simplifying installation.
- Enhanced Engine Performance: Optimized for high-performance applications, this head gasket ensures a leak-free seal under extreme conditions.
- Adaptability: The shim layer of uncoated stainless steel can be customized to accommodate varying thickness requirements.
Perfect Use Cases:
- Ideal for GM/Mercury Marine 8.1L 496ci Big Block V8 engines.
- Perfect for high-performance racing applications where reliability and strength are critical.
- Great for marine applications where exposure to harsh environments is common.
Upgrade your engine with the Cometic MLS Headgasket and experience the difference in performance and durability. Whether you're a professional racer or a weekend enthusiast, this head gasket is built to meet and exceed expectations.
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Shipping & Returns
Shipping & Returns
📦 Shipping:
Orders are processed within 1–2 business days. Standard delivery takes 3–7 business days, depending on your location.
↩️ Returns:
You may return or exchange products within 60 days of receiving your order. Items must be in original condition with proof of purchase. If your item is defective or damaged due to manufacturing issues, we’ll replace it at no additional cost.

