

Specifications
- Brand
- Cometic Gasket
- Part #
- C4306-040
- UPC
- 191070030582

Cometic Jaguar 3.8L XK6 .040in MLS Cylinder Head Gasket - 89mm Bore
$173.04
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Fits 1960-1968 Jaguar 3.8. Cometic MLS head gasket for reliable sealing.
Key Features
- Fits 1960-1968 Jaguar 3.8, 1959-1961 Jaguar Mark IX, 1962-1964 Jaguar Mark X, and 1958-1961 Jaguar XK150.
- Multi-Layer Steel (MLS) construction offers increased strength and corrosion resistance.
- Outer layers are embossed and coated with Viton, a heat-resistant elastomer rated up to 482 F.
- Designed for reliable sealing in high-output engine applications.
- No sealants are required for installation.
- Compressed thickness is 0.040 inches.
⚠️ 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
Product Details
Cometic Gasket is known for making well-built sealing components, and this Multi-Layer Steel (MLS) cylinder head gasket is a prime example. If you're working on a 1960-1968 Jaguar with the 3.8L XK6 engine, this gasket is designed to provide a strong seal for your cylinder head. It's built with multiple layers of stainless steel, which gives it the strength to handle the demands of high-output engines and resist corrosion.
The outer layers of this gasket are coated with Viton, a heat-resistant rubber material that can handle temperatures up to 482 degrees Fahrenheit. This coating helps ensure a reliable seal against both aluminum and cast iron engine blocks, even when paired with aluminum heads. The center layer is uncoated stainless steel, and the overall compressed thickness of this gasket is 0.040 inches, with an 89mm bore diameter, making it a precise fit for the specified Jaguar engines. Because it's an MLS design, it doesn't require any additional sealants during installation.
Specifications
- Brand
- Cometic Gasket
- Manufacturer Part #
- C4306-040
- UPC
- 191070030582
Frequently Asked Questions
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Cometic Jaguar 3.8L XK6 .040in MLS Cylinder Head Gasket - 89mm Bore


