Description
C5691-045 Cometic 75-87 Buick V6 196/231/252 Stage I & II 3.86 inch Bore .045 inch MLS Headgasket
Elevate your engine performance with the C5691-045 Cometic MLS Headgasket, specifically designed for the iconic 75-87 Buick V6 engines (196, 231, 252). This premium head gasket is meticulously crafted to provide exceptional sealing capabilities for both Stage I and Stage II setups.
Key Features:
- Multi-Layered Design: Comprised of multiple embossed layers of durable stainless steel, ensuring enhanced strength and longevity.
- Viton Rubber Coating: Outer layers feature a Viton rubber coating, providing superior heat resistance up to 250°C (482°F) and exceptional sealing performance.
- Optimal Thickness: With a compressed operating thickness of just 0.045 inches, this gasket achieves a reliable seal without the need for additional sealants.
- Versatile Compatibility: Perfectly suited for both aluminum heads paired with aluminum blocks as well as aluminum heads with cast iron blocks.
- Corrosion Resistance: The stainless steel construction resists corrosion while allowing for flexibility and rebound under pressure.
Benefits:
- Designed to withstand the shearing forces generated by various materials, ensuring a robust seal.
- Reduce the risk of leaks and improve engine reliability, allowing you to focus on performance.
- Adaptable shim layer can accommodate different thickness requirements, making it a versatile choice for various builds.
Use Cases:
- Ideal for performance enthusiasts looking to upgrade their Buick V6 engine for improved power delivery.
- Perfect for both street and race applications, where maximum durability and performance are a must.
- Recommended for rebuilds, restorations, or any project where exceptional sealing is essential.
Experience the difference with the C5691-045 Cometic MLS Headgasket and unlock the full potential of your Buick V6 engine!






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