Cometic GM LS7 Gen-4 Small Block V8 .056in MLS Cyl Head Gasket-4.150in Bore-Aftermarket Sleeves Only - C5889-056

The Cometic GM LS7 Gen-4 Small Block V8 .056in MLS Cyl Head Gasket-4.150in Bore-Aftermarket Sleeves Only - C5889-056 is a precision-engineered head gasket with a 4.150" bore and .056" compressed thickness.

The Cometic Multi-Layer Steel (MLS) head gasket is engineered for high-performance and racing applications where OEM gaskets fall short. Featuring Multi-Layer Steel (MLS) construction, this gasket uses multiple embossed steel layers that conform to surface irregularities and maintain a positive seal. Precision CNC-machined to exacting tolerances, this gasket seals combustion, water jackets, and oil passages simultaneously — eliminating the need for multiple gaskets or sealing compounds.

• Material: Multi-Layer Steel (MLS)
• Bore Size: 4.150"
• Thickness: .056" compressed
• Part Number: C5889-056

Verified fitment: Chevrolet Camaro (2014–2015); Chevrolet Corvette (2006–2013).