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 assembly 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 Assembly | *2 | Injector Assembly |
| *a | Intake Port | *b | Exhaust Port |
| *c | Water Jacket | - | - |
A hole for installing the exhaust fuel addition injector assembly is located on the No. 4 exhaust port of the cylinder head sub-assembly.
| *1 | Hole for Installing Exhaust Fuel Addition Injector Assembly |
| *2 | Front |
| *3 | View from A |