Cometic Chevy Small Block 4.165 inch Bore .066 inch MLS-5 Headgasket (w/All Steam Holes)
Cometic Chevy Small Block 4.165 inch Bore .066 inch MLS-5 Headgasket (w/All Steam Holes)
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Cometic Chevy Small Block 4.165 inch Bore .066 inch MLS-5 Headgasket (w/All Steam Holes)
Upgrade your engine's performance with the Cometic Chevy Small Block MLS-5 Headgasket, designed specifically for high-output applications. This meticulously crafted head gasket is engineered to provide superior sealing capabilities and withstand the rigors of demanding conditions.
Key Features:
- Multi-Layer Steel Design: Comprised of multiple embossed layers of stainless steel, ensuring maximum strength and durability.
- Viton Rubber Coating: Outer layers feature a heat-resistant Viton rubber coating, capable of withstanding temperatures up to 250°C (482°F).
- Compression Thickness: With a compressed operating thickness of 0.066 inches, this gasket provides optimal sealing performance.
- Steam Holes: Equipped with all necessary steam holes for improved engine efficiency and cooling.
- Compatible with Various Configurations: Ideal for both aluminum heads to aluminum blocks and aluminum heads to cast iron blocks, accommodating a variety of engine setups.
Benefits:
- Maximum Sealing Performance: No need for additional sealants, allowing for a cleaner installation process.
- Corrosion Resistance: The stainless steel layers resist corrosion and maintain integrity over time, ensuring long-lasting performance.
- Rebound Capability: The multilayer design allows for rebound, effectively handling the shearing forces created by the engine components.
Use Cases:
The Cometic MLS-5 Headgasket is perfect for:
- High-performance street or race engines.
- Restoration projects requiring reliable sealing in classic GM Gen I Small Block V8 applications.
- Custom builds where precision and durability are paramount.
Enhance your engine's reliability and performance with the Cometic Chevy Small Block MLS-5 Headgasket, the ultimate choice for enthusiasts seeking quality and endurance in their builds.
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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.

