Cometic MLS Head Gasket 87mm Bore .040in — Fits Nissan SR20DE/DET S14

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SKU: CGSH1796SP6040S
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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.

Watch in action

Precision Sealing for Your Nissan SR20 S14 Build

For those building a Nissan SR20DE or SR20DET engine for the S14 chassis, the Cometic MLS head gasket is the premier choice for reliability and performance. This gasket is designed for an 87mm bore and features a .040-inch thickness, which is ideal for achieving optimal compression ratios in performance builds. This version includes both oil holes to ensure proper lubrication flow, making it a direct and reliable replacement for your S14 engine.

Key Advantages

  • Optimized Thickness: The .040-inch profile provides a tighter seal and improved compression.
  • Multi-Layer Steel: Advanced construction for extreme durability and heat resistance.
  • Dual Oil Hole Design: Specifically configured for S14 SR20DE/DET oiling systems.
  • Reliable Performance: Prevents common coolant and oil leaks associated with factory gaskets.

Cometic gaskets are trusted by engine builders worldwide for their ability to withstand the stresses of high-performance driving. The stainless steel layers are embossed and coated to provide a superior seal that lasts. By choosing this gasket, you are ensuring that your engine remains sealed and protected, allowing you to focus on the drive. Whether you are building a track-focused S14 or a high-performance street car, this gasket is an essential component of your build. Find all your performance engine needs at GGCRACING.

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.

Watch in action

Precision Sealing for Your Nissan SR20 S14 Build

For those building a Nissan SR20DE or SR20DET engine for the S14 chassis, the Cometic MLS head gasket is the premier choice for reliability and performance. This gasket is designed for an 87mm bore and features a .040-inch thickness, which is ideal for achieving optimal compression ratios in performance builds. This version includes both oil holes to ensure proper lubrication flow, making it a direct and reliable replacement for your S14 engine.

Key Advantages

  • Optimized Thickness: The .040-inch profile provides a tighter seal and improved compression.
  • Multi-Layer Steel: Advanced construction for extreme durability and heat resistance.
  • Dual Oil Hole Design: Specifically configured for S14 SR20DE/DET oiling systems.
  • Reliable Performance: Prevents common coolant and oil leaks associated with factory gaskets.

Cometic gaskets are trusted by engine builders worldwide for their ability to withstand the stresses of high-performance driving. The stainless steel layers are embossed and coated to provide a superior seal that lasts. By choosing this gasket, you are ensuring that your engine remains sealed and protected, allowing you to focus on the drive. Whether you are building a track-focused S14 or a high-performance street car, this gasket is an essential component of your build. Find all your performance engine needs at GGCRACING.

Product Details

Product Description

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.

Watch in action

Precision Sealing for Your Nissan SR20 S14 Build

For those building a Nissan SR20DE or SR20DET engine for the S14 chassis, the Cometic MLS head gasket is the premier choice for reliability and performance. This gasket is designed for an 87mm bore and features a .040-inch thickness, which is ideal for achieving optimal compression ratios in performance builds. This version includes both oil holes to ensure proper lubrication flow, making it a direct and reliable replacement for your S14 engine.

Key Advantages

  • Optimized Thickness: The .040-inch profile provides a tighter seal and improved compression.
  • Multi-Layer Steel: Advanced construction for extreme durability and heat resistance.
  • Dual Oil Hole Design: Specifically configured for S14 SR20DE/DET oiling systems.
  • Reliable Performance: Prevents common coolant and oil leaks associated with factory gaskets.

Cometic gaskets are trusted by engine builders worldwide for their ability to withstand the stresses of high-performance driving. The stainless steel layers are embossed and coated to provide a superior seal that lasts. By choosing this gasket, you are ensuring that your engine remains sealed and protected, allowing you to focus on the drive. Whether you are building a track-focused S14 or a high-performance street car, this gasket is an essential component of your build. Find all your performance engine needs at GGCRACING.

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