Cometic MLS Head Gasket 87mm .030in — Fits 2006-2011 Honda Civic Si

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SKU: CGSC4562-030

About Cometic Gasket Cometic Gasket is the world leader in ...Read more

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Sale price$96.53 Regular price$107.24
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Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches

Product Details

Product Description
Part Numbers
Sizing & Fit

About Cometic Gasket

Cometic Gasket is the world leader in custom multi-layer steel head gaskets for performance and motorsport engines. From off-the-shelf MLS for popular platforms to bespoke gaskets for race-only builds, Cometic seals everything from Honda B-series to LSX.

Ultimate Sealing for High-Output K-Series Engines

Ensure your Honda Civic Si engine stays sealed under extreme pressure with the Cometic .030in MLS Head Gasket. Engineered specifically for 87mm bore applications, this multi-layer steel gasket is the industry standard for high-performance builds. Whether you are running a stock setup or a high-compression naturally aspirated engine, this gasket provides the reliability you need.

Key Features and Benefits

  • Multi-Layer Steel Construction: Comprised of multiple embossed stainless steel layers for superior strength and rebound.
  • Viton Coating: Outer layers are coated with Viton, a high-temperature fluoroelastomer rubber capable of withstanding heat up to 250°C (482°F).
  • No Sealant Required: Designed for an easy, clean installation without the need for additional gasket sealers.
  • Shear Resistance: Perfectly suited for aluminum-to-aluminum or aluminum-to-cast-iron mating surfaces, effectively managing thermal expansion and shearing forces.
  • Corrosion Resistance: Stainless steel composition prevents rust and degradation, ensuring a long-lasting seal in demanding environments.

This 87mm gasket is the ideal choice for 2006-2011 Honda Civic Si owners looking to prevent leaks and maintain peak cylinder pressure. By choosing Cometic, you are investing in a proven solution that handles the rigors of performance driving. Trust GGCRACING for all your engine sealing needs.

About Cometic Gasket

Cometic Gasket is the world leader in custom multi-layer steel head gaskets for performance and motorsport engines. From off-the-shelf MLS for popular platforms to bespoke gaskets for race-only builds, Cometic seals everything from Honda B-series to LSX.

Ultimate Sealing for High-Output K-Series Engines

Ensure your Honda Civic Si engine stays sealed under extreme pressure with the Cometic .030in MLS Head Gasket. Engineered specifically for 87mm bore applications, this multi-layer steel gasket is the industry standard for high-performance builds. Whether you are running a stock setup or a high-compression naturally aspirated engine, this gasket provides the reliability you need.

Key Features and Benefits

  • Multi-Layer Steel Construction: Comprised of multiple embossed stainless steel layers for superior strength and rebound.
  • Viton Coating: Outer layers are coated with Viton, a high-temperature fluoroelastomer rubber capable of withstanding heat up to 250°C (482°F).
  • No Sealant Required: Designed for an easy, clean installation without the need for additional gasket sealers.
  • Shear Resistance: Perfectly suited for aluminum-to-aluminum or aluminum-to-cast-iron mating surfaces, effectively managing thermal expansion and shearing forces.
  • Corrosion Resistance: Stainless steel composition prevents rust and degradation, ensuring a long-lasting seal in demanding environments.

This 87mm gasket is the ideal choice for 2006-2011 Honda Civic Si owners looking to prevent leaks and maintain peak cylinder pressure. By choosing Cometic, you are investing in a proven solution that handles the rigors of performance driving. Trust GGCRACING for all your engine sealing needs.

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