If you're looking to maintain or restore your classic Jaguar from 1964 to 1968, the Cometic Gaskets C4338-043 is a solid choice. This cylinder head gasket is designed specifically for the 4.2L XK6 engine and features a 93mm bore, ensuring a precise fit for your vehicle’s needs.
This gasket is crafted from high-quality compressed fiber material, which helps to ensure a reliable seal under high pressure and temperature. Customers have noted that using this gasket has led to improved engine performance and reduced oil leaks, which is crucial for maintaining the health of older engines.
One customer mentioned, "I installed the C4338-043 in my 1966 Jaguar Mark X, and it fit perfectly. No more leaks, and the engine runs smoother than ever!" Another user remarked, "After using this gasket, I noticed a significant difference in my car’s performance. Worth every penny!"
This product is designed for specific Jaguar models, ensuring that it meets the unique requirements of the 4.2L XK6 engine. The CFM-20 material provides excellent thermal stability and helps to prevent blowouts, making it a dependable option for enthusiasts and restorers alike.
Always verify compatibility with your specific vehicle model before purchasing. This gasket is designed for the Jaguar 420 and Mark X models, ensuring that you get the right fit for your restoration project.
⚠ WARNING:
Cancer and Reproductive Harm
https://www.P65Warnings.ca.gov
| Vehicle Make/Model | Year | Trims |
|---|---|---|
| Jaguar 420 | 1967-1968 | Base |
| Jaguar 420 | 1967-1968 | G |
| Jaguar Mark X | 1964-1966 | Base |

Cometic is a company known for manufacturing gaskets and engine seals for different engines. They cater to various industries such as the marine, industrial, agricultural, and automotive sectors. The company was established back in 1989 and has since provided high performance sealing solutions worldwide.
Motorsport ParticipationThe company is considered as the leading supplier when it comes to gaskets and seals worldwide. They have provided high-performance gaskets in various racing events such as NASCAR, GNCC, and AMA. They helped top racing teams compete at the highest level by improving engine reliability.
Built for Extreme PerformanceWhether you are into endurance races at more than 220mph or setting the fastest drag records in 2000 hp top fuel race cars, Cometic has the right product for you. They design their products to withstand extreme temperatures and pressures. Hence, they are the brand chosen by the best in motorsports.
Best Value of ProductCometic has always been dedicated to providing high-quality products that provide customer satisfaction. They have always given their customers the best product at the most competitive price.
Quality in Every ProductThe company is housed in a 70,000 square foot facility with state-of-the-art manufacturing equipment that helps them create products that are superior compared to its competitors. Using premium materials, they are able to develop gaskets that provide proper seals every time.
Purchase Cometic Products at Vivid RacingIf you are in search of a high-quality gasket for your engine, then Cometic is the brand for you. Designed for OEM or high-performance applications, Cometic has got you covered. To know more about them, visit Vivid Racing and check out their list of products that fit your needs.