Cometic GM LSX Gen-4 Small Block V8 .054in MLX 4.165in Bore Cylinder Head Gasket - RHS - C15503-054

The Cometic GM LSX Gen-4 Small Block V8 .054in MLX 4.165in Bore Cylinder Head Gasket - RHS - C15503-054 is a precision-engineered head gasket with a 4.165" bore and .054" compressed thickness for the Right-Hand Side (RHS).

The Cometic MLX Multi-Layer Steel (MLS) head gasket is engineered for high-performance and racing applications where OEM gaskets fall short. Featuring MLX Multi-Layer Steel (MLS) construction, this gasket uses multiple embossed steel layers for superior sealing under extreme cylinder pressures and temperatures. 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: MLX Multi-Layer Steel (MLS)
• Bore Size: 4.165"
• Thickness: .054" compressed
• Position: Right-Hand Side (RHS)
• Part Number: C15503-054