Description
C5790-040 Cometic GM LS1 (w/M.I.D. Sleeves) 4.165 inch Bore .040 inch MLS Headgasket
Elevate your engine’s performance with the C5790-040 Cometic GM LS1 MLS Headgasket, expertly engineered for high output applications. Designed to meet the rigorous demands of modern performance engines, this head gasket guarantees superior sealing capabilities and durability.
Key Features:
- Multi-Layer Steel (MLS) Construction: Comprised of multiple embossed layers of stainless steel, ensuring unmatched sealing performance and longevity.
- Viton Rubber Coating: The outer layers feature a Viton coating, which is heat-resistant up to 250°C (482°F), offering exceptional durability in extreme environments.
- Compressed Thickness: With a compressed operating thickness of just .040 inches, this head gasket is perfect for optimized performance in tight spaces.
- M.I.D. Sleeves: Includes MID sleeves for enhanced sealing and structural integrity.
- Versatile Compatibility: Designed for use between aluminum heads and aluminum blocks, as well as aluminum heads and cast iron blocks.
Benefits:
- Enhanced Performance: Provides maximum sealing performance, crucial for high-output engines.
- No Sealants Required: The MLS design eliminates the need for additional sealants, simplifying the installation process.
- Resistance to Corrosion: The stainless steel construction offers increased strength and the ability to resist corrosion over time.
- Designed for High Load Conditions: Capable of withstanding the shearing forces generated by different materials, ensuring reliability under pressure.
Ideal Use Cases:
- Performance builds utilizing GM Gen III/IV Small Block V8 LS Series engines.
- Applications requiring robust sealing in high-performance and racing environments.
- Restorations and upgrades where enhanced engine reliability and efficiency are desired.
Experience the difference with the C5790-040 Cometic GM LS1 MLS Headgasket, where precision engineering meets exceptional performance. Upgrade today and take your engine to the next level!






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