CONSTRUCTION
The cylinder head sub-assembly is made of aluminum alloy.
The injector is located in the center of the combustion chamber in order to improve engine performance and achieve cleaner emissions.
A glow plug is placed between the intake ports of each cylinder to ensure startability.
A passage for the Exhaust Gas Recirculation (EGR) is provided in the cylinder head sub-assembly.By cooling the exhaust gas, a large amount of exhaust gas is able to recirculate.
A water jacket is provided for the intake and exhaust ports respectively to achieve excellent cooling performance.
| *1 | Glow Plug | *2 | Injector |
| *3 | Intake Port | *4 | Exhaust Port |
| *5 | Water Jacket | - | - |
| *a | Exhaust | *b | Intake |
A hole for installing the exhaust fuel addition injector is located on the No. 4 exhaust port of the cylinder head sub-assembly.
| *1 | Exhaust Fuel Addition Injector Installation Hole | - | - |
| *a | Front | *b | A |
| *c | View from A | - | - |