Cometic Gasket Head Gasket

2013–2020 Subaru BRZ FA20F Engine

C4955-032

Overview:

The Cometic Head Gasket (RIGHT) is engineered specifically for the Subaru BRZ models from 2013 through 2020, featuring the FA20F engine. Designed to meet the demanding requirements of performance enthusiasts and professional mechanics alike, this gasket ensures a reliable seal between the cylinder head and engine block. Cometic’s commitment to quality and precision manufacturing guarantees durability and consistent performance under both street and track conditions.

Ideal for those seeking a high-quality replacement or upgrade gasket, this product delivers excellent sealing properties to maintain optimal compression and prevent leaks. Whether you are performing routine maintenance or building a high-performance engine, the Cometic Head Gasket offers peace of mind with its proven design and materials.

Key Features:

Crafted with advanced materials and manufacturing techniques, the Cometic Head Gasket provides superior sealing and longevity. Key features include:

• Designed specifically for the Subaru BRZ FA20F engine, ensuring perfect fitment
• Thickness of .032 inches for precise sealing and gasket crush control
• MLX multi-layer steel construction for enhanced durability and heat resistance
• Compatible with an 89.5mm bore size, matching factory specifications
• Right-hand side (RHS) cylinder head gasket for accurate placement
• Manufactured using industry-leading processes for consistent quality
• Resistant to high temperatures and pressure typical of performance engines
• Engineered to prevent coolant and oil leaks, maintaining engine integrity
• Backed by Cometic’s reputation for customer satisfaction and product excellence

Construction & Design:

The Cometic Head Gasket utilizes MLX multi-layer steel technology, combining multiple layers of high-grade steel with elastomer coatings to create a robust and flexible seal. This construction allows the gasket to withstand the thermal expansion and contraction cycles common in high-performance Subaru FA20F engines. The .032-inch thickness is optimized to maintain proper compression while accommodating slight variations in cylinder head and block surfaces.

Each gasket undergoes stringent quality control measures to ensure flatness, dimensional accuracy, and material integrity. The use of premium materials and precise engineering results in a gasket that resists blowouts, warping, and degradation over time, even under demanding driving conditions.

Installation & Fitment:

Installation of the Cometic Head Gasket is straightforward for experienced technicians and enthusiasts familiar with Subaru FA20F engine rebuilds. It is designed as a direct replacement for the right-hand side cylinder head gasket on 2013–2020 Subaru BRZ models, requiring no modifications to the engine block or head. Proper surface preparation and torque specifications should be followed to ensure optimal sealing performance.

Using this gasket helps maintain factory tolerances and engine reliability, making it an excellent choice for both OEM repairs and performance builds.

What's Included:

• One (1) Cometic MLX .032-inch thickness right-hand side cylinder head gasket for Subaru BRZ FA20F engine

Ideal For:

This head gasket is ideal for Subaru BRZ owners and engine builders who demand a high-quality, durable sealing solution. It suits those performing engine rebuilds, upgrades, or repairs requiring a reliable gasket that maintains engine compression and prevents leaks. Performance enthusiasts seeking a gasket capable of handling increased power and heat will also benefit from Cometic’s advanced materials and manufacturing standards.

Cometic Gasket supplies high-performance sealing solutions for motorsports and high-stress engine builds, with a strong focus on modern gasket materials like multi-layer steel (MLS) head gaskets. Their catalog spans head gaskets and complete gasket sets across a wide range of applications, helping builders maintain reliable combustion and fluid sealing under extreme pressure and heat.