Cometic H2754SP9034S MLS Head Gasket Mazda MZR 2.5L 87.5mm-88mm Bore .034 Inch

The Cometic H2754SP9034S is a high-performance Multi-Layer Steel (MLS) cylinder head gasket designed specifically for Mazda MZR 2.5L engines with bore sizes ranging from 87.5mm to 88mm. This precision-engineered gasket features a compressed operating thickness of .034 inches (.030 inches when fully compressed), making it ideal for performance applications and engine rebuilds.

Advanced MLS Construction:

• Multiple embossed layers of stainless steel for superior strength and durability
• Outer layers feature Viton rubber coating for exceptional chemical and high-temperature resistance
• Load-controlled embossments distribute clamping force evenly across the sealing surface
• Requires less clamp load than conventional gaskets, resulting in reduced bore distortion
• Pre-coated design installs dry with no additional sealant required

Performance Benefits:

• Superior sealing capability in high-compression and high-horsepower applications
• Excellent rebound characteristics maintain sealing integrity through thermal cycles
• Corrosion-resistant stainless steel construction ensures long-term reliability
• No re-torque required when properly installed on prepared surfaces
• Withstands extreme cylinder pressures and shearing forces

Installation Requirements:

• Surface finish of 50 RA (roughness average) or smoother recommended
• Requires smooth, flat, and true head and deck surfaces for proper sealing
• Follow fastener manufacturer torque specifications for head bolts or studs
• Not compatible with o-ring or receiver groove setups

Proudly manufactured in the United States at Cometic's state-of-the-art facility in Concord, Ohio, this gasket represents the cutting edge of engine sealing technology trusted by professional racing teams and performance enthusiasts worldwide.