Cometic H3491SP4052S MLS Head Gasket 4.052 Inch Bore

The Cometic H3491SP4052S is a high-performance Multi-Layer Steel (MLS) cylinder head gasket engineered for demanding engine applications requiring a precise 4.052-inch bore diameter. Designed for builders who need a reliable, competition-grade sealing solution, this gasket delivers consistent performance under extreme heat and pressure.

Key Features:

• Multi-Layer Steel (MLS) Construction – Multiple embossed layers of proprietary high-temperature coated and uncoated stainless steel provide superior sealing performance
• 4.052-Inch Bore Diameter – Precisely sized for accurate fitment on engines with a 4.052" bore
• Reduced Clamp Load Requirements – MLS design requires less clamp load while minimizing bore distortion and distributing load evenly across the sealing surface
• Active Combustion Seal – Embossed outer layers deliver an active seal on multiple layers, meeting the demands of harsh sealing environments and varied surface finishes
• High-Temperature Resistance – Engineered to maintain integrity under the extreme thermal cycling found in high-performance and racing engines
• Precision Manufactured – Designed using state-of-the-art CAD software and produced with current manufacturing processes for consistent quality

Cometic is a globally recognized leader in performance gasket technology, supplying sealing solutions for automotive, powersports, V-Twin, marine, and racing applications. The H3491SP4052S MLS head gasket is the ideal choice for engine builders seeking a proven, high-quality sealing solution.