Cometic 75-87 Buick V6 196/231/252 Stage I & II 3.86 inch Bore .036 inch MLS Head Gasket - C5691-036

The Cometic 75-87 Buick V6 196/231/252 Stage I & II 3.86 inch Bore .036 inch MLS Head Gasket - C5691-036 is a precision-engineered head gasket with a 3.860" bore and .86" 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: 3.860"
• Thickness: .86" compressed
• Part Number: C5691-036