Cometic BMW 2020+ S58B30T0 MLX Cylinder Head Gasket

Description

This Cometic MLS MLX Cylinder Head Gasket is a high-performance sealing solution specifically engineered for the BMW S58B30T0 engine. Ideal for high-boost or racing applications, it offers superior reliability compared to standard gaskets. Key Specifications · Engine Compatibility: BMW S58B30T0 (3.0L Twin-Turbo I6). · Bore Size: 85mm. · Compressed Thickness Options: .036" (0.92mm) or .055" (1.40mm). · Material: Multi-Layer Xtreme (MLX) Stainless Steel. · Replacement Part Number: Replaces BMW OEM #11-12-8-088-729. Performance Advantages · Stopper Technology: Features a specialized "fold-over stopper" layer that provides a torque-limiting surface to prevent combustion seal yielding. · Advanced Coating: Embossed outer layers are coated on both sides with Viton (a high-temperature fluoroelastomer), ensuring a micro-seal against fluids. · Increased Seal Height: The multi-layer spring construction compensates for head lift during extreme cylinder pressures. · Dry Installation: Designed to be installed dry; proprietary coatings eliminate the need for additional sealants or re-torquing. Fitment (2020–2025+) · M2: G87 · M3: G80 / G81 (Base, Competition, xDrive) · M4: G82 / G83 (Base, Competition, xDrive) · X3 M / X4 M: F97 / F98

Specifications