
Specifications
- Brand
- Cometic Gasket
- Part #
- C5646-053
- UPC
- 191070455996

Cometic GM LT1/LT4 Gen-2 Small Block V8 .053in MLS Cylinder Head Gasket - 4.100in Bore
$123.94
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Cometic GM LT1/LT4 Gen-2 Small Block V8 head gasket. .053in thickness, 4.100in bore. Ensures a solid seal for high-output engines.
Key Features
- Fits various GM LT1/LT4 Gen-2 Small Block V8 engines, including Chevrolet Camaro, Corvette, and Pontiac Firebird models from the 1990s.
- Multi-Layer Steel (MLS) construction offers increased strength and durability.
- Embossed outer layers coated with Viton rubber provide excellent heat resistance up to 482°F (250°C).
- Designed to seal effectively between aluminum heads and aluminum or cast iron blocks.
- Requires no additional sealants for installation.
- Features a compressed operating thickness of 0.098 inches and a bore size of 4.100 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
When you're rebuilding the top end of your GM LT1 or LT4 Gen-2 Small Block V8, getting the cylinder head gasket right is crucial for a strong seal. This Multi-Layer Steel (MLS) gasket from Cometic is built to handle the demands of these powerful engines, ensuring reliable performance and preventing leaks between the cylinder head and the engine block. It's designed to fit a range of GM vehicles, including popular models like the Chevrolet Camaro, Corvette, and Pontiac Firebird.
This gasket is constructed with multiple layers of stainless steel for increased strength and resistance to corrosion. The outer layers are coated with Viton, a heat-resistant rubber material that can handle temperatures up to 482°F (250°C) and works well with different surface finishes on aluminum or cast iron blocks. The specific thickness of this gasket is .053 inches, with a bore size of 4.100 inches, making it suitable for specific engine builds where precise sealing is needed. Because it's an MLS design, it doesn't require any additional sealants, simplifying the installation process.
Specifications
- Brand
- Cometic Gasket
- Manufacturer Part #
- C5646-053
- UPC
- 191070455996
Frequently Asked Questions
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Cometic GM LT1/LT4 Gen-2 Small Block V8 .053in MLS Cylinder Head Gasket - 4.100in Bore

