

Specifications
- Brand
- Cometic Gasket
- Part #
- C5717-040
- UPC
- 191070137670

Cometic Cadillac 4.6L 32V 94mm LHS .040in MLS Head Gasket
$129.74
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Cometic Cadillac 4.6L 32V 94mm LHS .040in MLS Head Gasket. Ensures a solid seal for high-output engines.
Key Features
- Fits a wide range of Buick, Cadillac, and Pontiac vehicles.
- Multi-Layer Steel (MLS) construction offers increased strength and rebound resistance.
- Embossed outer layers are coated with Viton, a heat-resistant elastomer, for a reliable seal.
- Designed for aluminum heads to aluminum blocks, and aluminum heads to cast iron blocks.
- No additional sealants are required for installation.
- Left Hand Side (LHS) gasket.
⚠️ 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 Cadillac 4.6L Northstar V8, getting the cylinder head gasket seated correctly is crucial for sealing combustion pressure and coolant. This Multi-Layer Steel (MLS) head gasket from Cometic is built for that job, offering a robust seal that doesn't require any additional sealants.
Cometic builds these gaskets with multiple layers of stainless steel for strength and corrosion resistance. The outer layers are coated with Viton, a heat-resistant rubber material that handles high temperatures and varied surface finishes well, making it suitable for aluminum heads on either aluminum or cast iron blocks. This particular gasket is for the Left Hand Side (LHS) and has a compressed thickness of 0.040 inches, with a 94mm bore diameter, designed to fit the specific needs of the L37 and LD8 Northstar engines. It's a well-built component designed to handle the demands of higher output engines.
This gasket fits a range of vehicles, including models like the Buick Lucerne, Cadillac DeVille, and Pontiac Bonneville. Always refer to the manufacturer's installation instructions for proper torque sequences and procedures when installing this gasket.
Specifications
- Brand
- Cometic Gasket
- Manufacturer Part #
- C5717-040
- UPC
- 191070137670
Frequently Asked Questions
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Cometic Cadillac 4.6L 32V 94mm LHS .040in MLS Head Gasket


