Cometic Toyota 3K/4K 84mm Bore .043 inch Copper Head Gasket - C4105-043

The Cometic Toyota 3K/4K 84mm Bore .043 inch Copper Head Gasket - C4105-043 is a precision-engineered head gasket with a 84mm bore and .043" compressed thickness.

The Cometic Copper head gasket is engineered for high-performance and racing applications where OEM gaskets fall short. Featuring Copper construction, this gasket uses solid copper construction for custom thickness adjustment and superior thermal conductivity. 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: Copper
• Bore Size: 84mm
• Thickness: .043" compressed
• Part Number: C4105-043

Verified fitment: Toyota Corolla (1969–1979); Toyota Starlet (1981–1982).