What is the thickness of cylinder head?

The thickness of a cylinder head can vary depending on the engine design and application, but it typically ranges from about 1 to 3 inches (25 to 76 mm). Factors such as engine performance requirements, materials used, and cooling system designs also influence the thickness. It's essential for the cylinder head to maintain structural integrity while accommodating combustion pressures and temperatures. Always refer to specific engine specifications for precise measurements.