What is the compressed thickness of this head gasket?

The Cometic head gasket has a compressed operating thickness of 0.036 inches. This measurement is achieved after the gasket is installed and torqued to specification.

Does this gasket require any special sealants?

No, Cometic MLS head gaskets are designed to provide maximum sealing performance on their own and do not require additional sealants. The Viton coating on the outer layers helps create a reliable seal.

What is the benefit of the Viton coating on the outer layers?

The Viton coating is a heat-resistant elastomer that can withstand harsh sealing environments and load conditions. It's designed to meet the demands of high-output engines and various surface finishes, ensuring a durable seal.

Specifications

Brand: Cometic Gasket
Part #: C4320-050
UPC: 191070109929

Cometic Nissan RB26DETT .050in MLS Cylinder Head Gasket - 87mm Bore

Name: Cometic Nissan RB26DETT .050in MLS Cylinder Head Gasket - 87mm Bore
Brand: Cometic Gasket
SKU: cometic-gasket-cometic-nissan-rb26dett-050in-mls-cylinder-head-gasket-87mm-bore-t14-808058
Price: 229.63 USD
Availability: BackOrder

$229.63

On Backorder

Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.

Fits 2004-2014 Subaru Impreza. Cometic .050in MLS head gasket with 87mm bore for reliable sealing.

Key Features

Fits 2004-2014 Subaru Impreza, 2004-2006 Subaru Baja, 2004-2005 and 2007-2013 Subaru Forester, 2004-2009 Subaru Legacy, and 2005-2009 Subaru Outback.
Multi-Layer Steel (MLS) construction offers increased strength and rebound resistance.
Outer layers are embossed and coated with Viton, a heat-resistant elastomer rated up to 482°F (250°C).
Designed for an 87mm bore and has a compressed thickness of 0.036 inches.
Requires no additional sealants for installation.
Suitable for use with aluminum heads to aluminum blocks or aluminum heads to cast iron blocks.

⚠️ CA WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm. Learn more

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About this part

Product Details

This Cometic Multi-Layer Steel (MLS) head gasket is built with an 87mm bore and a compressed thickness of 0.036 inches, designed to handle the demands of high-output engines. It's constructed with multiple layers of stainless steel for increased strength and rebound resistance, helping to prevent corrosion. The outer layers are coated with Viton, a heat-resistant elastomer that can handle tough sealing environments and various surface finishes, making it suitable for both aluminum and cast iron blocks.

The multi-layer design provides maximum sealing performance without needing additional sealants, and the stainless steel construction offers improved strength to withstand shearing forces. This gasket is a well-built option for rebuilding or upgrading your engine's top end, ensuring a solid seal under pressure.

This gasket is specifically sized for an 87mm bore and is 0.050 inches thick before compression. It's a popular choice for those working on their Subaru engines, offering a durable sealing solution.