Cometic C4539-120 MLS Cylinder Head Gasket Renault Bore - F7P/F7R 83mm 0.120 Inch

The Cometic C4539-120 is a Multi-Layer Steel (MLS) cylinder head gasket engineered to provide maximum sealing performance for high-output Renault F7P and F7R engines without requiring sealants. This gasket is designed for F7P (1.8L) and F7R (2.0L) engines, featuring an 83mm bore diameter and 0.120-inch compressed thickness for performance applications.

Advanced MLS Construction:

• Comprised of multiple layers of stainless steel for increased strength, superior rebound characteristics, and excellent corrosion resistance
• Outer layers are embossed and coated on both sides with Viton, a fluoroelastomer rubber material heat resistant to 250°C (482°F)
• Center shim layer is uncoated stainless steel that can be varied to accommodate different thickness requirements
• Viton coating is designed to meet the demands of harsh sealing environments, varying load conditions, and different surface finishes

Key Features:

• Compressed operating thickness: 0.120 inches
• Bore diameter: 83mm
• Ideal for both aluminum heads to aluminum blocks and aluminum heads to cast iron blocks, withstanding the shearing forces created by dissimilar materials
• No sealants required for installation
• Extremely resistant to fuels, oils, and coolants while withstanding high temperatures and pressures

Cometic gaskets are proudly made in the U.S.A. with materials manufactured on American soil and are an exclusive NASCAR Performance Product. This gasket is ideal for performance builds, engine rebuilds, and high-boost applications on Renault sport compact engines.