

Specifications
- Brand
- Cometic Gasket
- Part #
- C5909-051
- UPC
- 191070143756

Cometic Ford SB 4.030 inch Bore .051 inch MLS Head Gasket (w/AFR Heads)
$103.81
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Cometic Ford SB MLS head gasket for 4.030" bore and .051" thickness, designed for AFR heads. Ensures a strong seal for high-output engines.
Key Features
- Fits a wide range of Ford vehicles from 1962-2001.
- Multi-Layer Steel (MLS) construction offers increased strength and corrosion resistance.
- Outer layers are embossed and coated with Viton rubber for heat resistance up to 482°F (250°C).
- Designed for a 4.030 inch bore with a compressed thickness of 0.051 inches.
- Specifically designed for use with AFR heads, including those with a coolant eyebrow.
- Requires no additional sealants for installation.
⚠️ 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
If you're rebuilding the top end of your Ford Windsor V8, especially when using AFR heads, a solid head gasket is crucial. This Multi-Layer Steel (MLS) gasket from Cometic is built to handle the demands of high-output engines, providing a reliable seal without needing extra sealants. It's designed to work well with both aluminum and cast iron blocks, and its layered stainless steel construction offers increased strength and resistance to corrosion.
The outer layers of this gasket are coated with Viton, a heat-resistant rubber material that can handle temperatures up to 482°F (250°C) and various sealing conditions. The center layer is stainless steel, and its thickness can be varied to meet different requirements, ensuring a precise fit. This gasket is specifically made for a 4.030-inch bore and has a compressed thickness of 0.051 inches, making it a good choice for engines that need a specific clearance.
This gasket fits a wide range of Ford vehicles, including models like the Ford Bronco, F-100, and E-Series vans, among many others. It's a well-built component designed for performance and durability.
Specifications
- Brand
- Cometic Gasket
- Manufacturer Part #
- C5909-051
- UPC
- 191070143756
Frequently Asked Questions
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Cometic Ford SB 4.030 inch Bore .051 inch MLS Head Gasket (w/AFR Heads)

