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Cyber Week Deal Cometic Chevrolet Mark-iv, Gm Gen-v/vi Big Block V8 .098" Mls Cylinder Head Gasket, 4.570" Bore, For Aftermarket Heads - Undersized Water Ports To Allow For Customization + Gift Included [Ka1A9Ug3]

$28.99 $92.99 -69%

Cometic Mark-IV Cylinder Head Gasket: The Ultimate Seal for Performance Cometic stands out as a leading manufacturer in the automotive industry, offering top-quality gaskets that enhance engine performance and longevity. Our Chevrolet Mark-IV, GM Gen

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Cyber Week Deal Cometic Chevrolet Mark-iv, Gm Gen-v/vi Big Block V8 .098" Mls Cylinder Head Gasket, 4.570" Bore, For Aftermarket Heads - Undersized Water Ports To Allow For Customization + Gift Included [Ka1A9Ug3]

Cometic Mark-IV Cylinder Head Gasket: The Ultimate Seal for Performance

Cometic stands out as a leading manufacturer in the automotive industry, offering top-quality gaskets that enhance engine performance and longevity. Our Chevrolet Mark-IV, GM Gen-V/VI Big Block V8 .098" MLS Cylinder Head Gasket is designed for aftermarket heads, providing a perfect fit for undersized water ports, allowing for customization to meet your specific engine requirements. This gasket is crafted with precision and is made to order, ensuring a perfect fit every time. Experience the difference with Cometic's commitment to quality and performance.

Key Features and Specifications

This Cometic cylinder head gasket is engineered with a Multi-Layer Steel (MLS) design, which combines proprietary high-temperature coated and uncoated stainless steel layers. This innovative design reduces clamp load, minimizes bore distortion, and ensures a consistent load distribution across the sealing area. The compressed thickness of .098 inches provides a robust seal, while the valve pocketed bore shape (4.570 inches) ensures optimal performance. With 5 layers and no orientation required, this gasket is built to last and deliver exceptional results.
  • Material: MLS
  • Compressed Thickness: .098 inches
  • Bore Shape: Valve Pocketed
  • Bore Size (IN): 4.570 inches
  • # of layers: 5
  • Orientation: None

Customization and Performance

Whether you're a DIY enthusiast or a professional mechanic, this Cometic cylinder head gasket is the perfect solution for your engine needs. Its undersized water ports allow for customization, ensuring a tailored fit for your specific engine setup. This gasket is designed to provide increased stress around the combustion seal, enhancing performance and reducing the risk of leaks. With Cometic's high-temperature coatings and embossments, you can expect a micro seal that withstands extreme conditions. Upgrade your engine with this durable and reliable gasket, and experience the power and efficiency it brings to your vehicle.

What Our Customers Say

January 22, 2026

Absolutely no complaints!

A great item with truly, truly, truly, truly great performance.

- Cynddylan A..

January 22, 2026

Absolutely no complaints!

The quality is really, truly, truly, truly, truly good.

- Mabon Q..

January 22, 2026

Absolutely no complaints!

This item is the genuine article. Top marks.

- Dyfed T..

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