Cometic H3694SP2045S MLS Head Gasket .045in Bore Street Pro

The Cometic H3694SP2045S is a Street Pro Multi-Layer Steel (MLS) head gasket engineered for high-performance and street/strip engine builds. Part of Cometic's renowned Street Pro line, this gasket delivers superior sealing performance compared to traditional composite gaskets, making it an ideal choice for modified, turbocharged, supercharged, or high-compression engine applications.

Key Features:

• Multi-Layer Steel (MLS) Construction – Provides exceptional sealing integrity under high cylinder pressure and extreme heat cycles
• .045 in. Compressed Thickness – Helps fine-tune compression ratio for performance applications
• Embossed Stainless Steel Layers – Active combustion sealing rings conform to cylinder head and block surface irregularities
• High-Temperature Viton Rubber Coatings – Seals oil and coolant passages against leaks
• Reusable Design – MLS construction allows for removal and reinstallation when used with properly prepared mating surfaces
• OEM-Style Fit – Matches factory port and bolt hole locations for straightforward installation

Cometic Gasket is an industry leader in precision-manufactured gaskets for motorsport, powersports, and performance street applications. The Street Pro MLS head gasket line is designed to meet the demands of engines that exceed OEM power levels, offering a reliable seal where standard gaskets fall short. For best results, use with cylinder head and block surfaces finished to Cometic's recommended surface finish specification (Ra 60–125 microinches).