

Specifications
- Brand
- Cometic Gasket
- Part #
- C5751-030
- UPC
- 191070015480

Cometic GM LS1 SB 4.060 inch Bore .030 inch MLS Head Gasket
$90.06
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Cometic GM LS1 SB 4.060 inch Bore .030 inch MLS Head Gasket. Fits a wide range of GM LS engines for reliable sealing.
Key Features
- Fits a wide range of GM LS Gen-3/4 Small Block V8 engines.
- Features a 4.060 inch bore size.
- Has a compressed operating thickness of 0.030 inches.
- Constructed from multiple layers of stainless steel for strength and corrosion resistance.
- Outer layers are embossed and coated with heat-resistant Viton rubber.
- Designed for high-output engines and does not require additional sealants.
⚠️ 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
This is a Cometic Multi-Layer Steel (MLS) head gasket designed for GM LS Gen-3 and Gen-4 small block V8 engines. It features a 4.060 inch bore and a compressed thickness of 0.030 inches, making it a solid option for rebuilding or upgrading engines like those found in the Chevrolet Corvette, Silverado, or Cadillac Escalade. MLS gaskets are built for high-output applications and offer excellent sealing without needing additional sealants.
Cometic constructs these gaskets from 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 tough sealing conditions and various surface finishes. This construction helps prevent shearing forces when mating aluminum heads to aluminum or cast iron blocks, ensuring a dependable seal under demanding operating conditions.
Specifications
- Brand
- Cometic Gasket
- Manufacturer Part #
- C5751-030
- UPC
- 191070015480
Frequently Asked Questions
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Cometic GM LS1 SB 4.060 inch Bore .030 inch MLS Head Gasket

