Cometic Gasket

Fits 1982–1993 BMW 535i, 536i, 537i with M30B34/M30B35 engines

Part #: C4477-045

Overview

The Cometic MLS (Multi-Layer Steel) gasket is engineered to provide a reliable and durable seal for your BMW's cylinder head. Crafted from three to five layers of stainless steel, this gasket is designed to withstand the demanding conditions of high-performance and everyday driving. Its construction offers excellent strength, flexibility, and resistance to corrosion, making it an ideal choice for enthusiasts and professionals seeking a high-quality sealing solution. The gasket's design helps maintain optimal compression and prevents leaks, ensuring your engine runs smoothly and efficiently over time. This gasket is suitable for those looking to restore or upgrade their engine's sealing capabilities, whether for performance tuning, rebuilds, or routine maintenance. Its robust materials and innovative design support engine longevity and consistent performance, even under high heat and load conditions.

Key Features

This MLS gasket features a multi-layer stainless steel construction with embossed outer layers for added durability. The coating of Viton rubber on both sides enhances sealing performance by providing a heat-resistant barrier that can withstand temperatures up to 250°C (482°F). The gasket's precise bore size of 93mm ensures a proper fit for compatible BMW M30 engines, helping to maintain optimal engine compression and efficiency. Its resilient design helps prevent gasket failure, leaks, and warping, supporting long-term engine reliability. The combination of stainless steel and Viton coating makes this gasket suitable for both stock and modified engines, offering a dependable seal in harsh environments.

Construction & Design

The gasket's multilayer stainless steel construction is embossed and coated with Viton rubber, which provides excellent heat resistance and flexibility. This design ensures a consistent seal under varying thermal and load conditions, reducing the risk of leaks and gasket blowout. The materials used are selected for their corrosion resistance and ability to rebound, maintaining a tight seal over time.

Installation & Fitment

Proper installation is essential for optimal performance. This gasket is designed to fit specific BMW models with M30B34 and M30B35 engines from 1982 to 1993. It should be installed following manufacturer torque specifications and procedures to ensure a proper seal and prevent gasket failure.

What’s Included

This product includes one MLS cylinder head gasket designed to meet or exceed OEM standards for durability and sealing performance.

Ideal For

Ideal for BMW enthusiasts performing engine rebuilds, head gasket replacements, or seeking to improve engine sealing reliability for high-performance applications.