What is the bore size and thickness of this head gasket?

This Cometic head gasket has an 88mm bore and a thickness of .050 inches. This specific sizing is designed for the GM LHU/LNF Gen-2 ECOTEC engines.

What is the HP shim technology and how does it help?

The HP shim technology is designed to increase the clampload around the combustion chamber. This helps to create a more robust seal for the head gasket, particularly beneficial for open deck block designs.

What is Viton coating and why is it used on this gasket?

Viton is a type of synthetic rubber known for its excellent resistance to heat and various chemicals. Coating the embossed outer layers with Viton helps to improve the gasket's durability and its ability to maintain a strong seal under demanding engine conditions.

Specifications

Brand: Cometic Gasket
Part #: C15256-050
UPC: C15256-050

Cometic GM LHU/LNF Gen-2 ECOTEC 88 mm Bore .050 inch MLX Head Gasket

Name: Cometic GM LHU/LNF Gen-2 ECOTEC 88 mm Bore .050 inch MLX Head Gasket
Brand: Cometic Gasket
SKU: cometic-gasket-cometic-gm-lhu-lnf-gen-2-ecotec-88-mm-bore-050-inch-mlx-head-gask-t14-553629
Price: 171.44 USD
Availability: BackOrder

$171.44

On Backorder

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

Fits 2011-2013 Buick Regal. Cometic MLX head gasket with 88mm bore and .050 inch thickness for improved sealing.

Key Features

Fits 2011-2013 Buick Regal and 2010 Chevrolet HHR.
Cometic MLX head gasket with an 88mm bore.
Features a thickness of .050 inches.
HP shim technology increases clampload around the combustion chamber for improved sealing.
Embossed outer layers are coated with Viton for enhanced durability and sealing.
Designed for GM LHU/LNF Gen-2 ECOTEC engines.

⚠️ 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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Will it fit your car?

Fits these vehicles

Buick Regal 2011-2013
Chevrolet HHR 2010

About this part

Product Details

If you're rebuilding the top end of your 2011-2013 Buick Regal with the LHU or LNF Gen-2 ECOTEC engine, a reliable head gasket is crucial. This Cometic MLX head gasket is built with HP shim technology designed to increase clampload around the combustion chamber. This helps ensure a strong seal, especially important with open deck block designs.

The gasket features embossed outer layers coated with Viton, a material known for its resistance to heat and chemicals. This construction aims to provide a durable seal that can handle the demands of your engine. With an 88mm bore and a thickness of .050 inches, this gasket is specifically made to fit your Regal's engine configuration, offering a direct replacement for a proper seal.