1. The basic introduction of the combustion chamber
After the piston reaches the space between the cylinder head and the top point of the top dead center, i.e. in this fuel combustion chamber. When the piston is at top dead center, above the top surface of the piston, the space formed below the bottom surface of the cylinder head combustion chamber is referred to. In the gasoline engine cylinder head bottom surface usually cast shapes of pits, these pits is customarily called the combustion chamber.