Cometic Gasket

Fits 1992–1999 BMW M3 and Z3 with S50B30 or S52B32 engines

Part #: C4329-040

Overview

The Cometic MLS (Multi-Layer Steel) Head Gasket for BMW S50B30 and S52B32 engines is designed to provide a reliable, high-performance seal for high-output engines. Crafted from multiple embossed layers of stainless steel, this gasket features a durable Viton rubber coating on the outer layers, ensuring excellent sealing capabilities under demanding conditions. It is engineered specifically for US models, offering a perfect fit and maximum durability. This gasket is ideal for enthusiasts and professionals seeking a high-quality replacement that can withstand the shearing forces created by aluminum heads and cast iron or aluminum blocks, making it suitable for both stock and modified engines. Whether you're rebuilding your engine or upgrading for increased performance, this MLS head gasket helps maintain compression integrity and prevents leaks, supporting engine longevity and consistent power delivery. Its compressed thickness of 0.040 inches ensures proper clearance and sealing, even in high-performance applications.

Key Features

This MLS head gasket combines advanced materials and thoughtful design to deliver reliable sealing performance. Key features include:

• Constructed from multiple embossed stainless steel layers for strength and durability
• Outer layers coated with Viton rubber for enhanced sealing and chemical resistance
• Designed to withstand high shearing forces between aluminum heads and blocks
• Compressed thickness of 0.040 inches for optimal clearance and sealing
• Suitable for high-output and modified engines
• No sealants required for installation, simplifying the assembly process

Construction & Design

The gasket’s multilayer steel construction ensures a robust, reliable seal capable of handling increased engine pressures. The embossed layers provide flexibility and resilience, while the Viton rubber coating enhances sealing performance and chemical resistance, making it suitable for demanding engine environments.

Installation & Fitment

Designed specifically for US-spec BMW models equipped with S50B30 and S52B32 engines manufactured between 1992 and 1999, this gasket offers a direct replacement for OEM parts. Proper installation requires standard engine rebuilding procedures, ensuring a secure fit and optimal sealing.

Ideal For

This gasket is perfect for enthusiasts performing engine rebuilds, upgrades, or high-performance modifications on BMW E36 M3 and Z3 models, ensuring reliable sealing and long-term durability under increased engine stress.