How do you change a head gasket for a 1993 Mazda MX-3?

To change the head gasket on a 1993 Mazda MX-3, first, disconnect the battery and remove any components obstructing access to the engine head, such as the intake manifold and exhaust manifold. Drain the coolant and oil, then unbolt the cylinder head, taking care to keep track of the order of the bolts. Replace the old gasket with a new one, ensuring surfaces are clean, and then reassemble the engine by reversing the disassembly steps, making sure to torque the head bolts to the manufacturer's specifications. Finally, refill the coolant and oil, reconnect the battery, and start the engine to check for leaks.