Mitsubishi Motors (Thailand) Co. Ltd. is proud to announce it has developed a new type of diesel engine called the "Direct Injection-Diesel Hyper Common Rail" or DI-D Hyper Common Rail Engine.
The newly developed 2.5-liter and 3.2-liter engines are equipped with direct-injection, common rail fuel delivery systems unlike the current Strada's diesel engines, which use indirect injection with a sub chamber.
Both new engines are scheduled to be fitted on a new pickup truck that is slated to go on sale in Thailand soon.
The common rail system was adopted in that it offers significantly greater freedom and control over fuel injection. Engineered to be able to handle a maximum pressure of 180 MPa, the high-pressure common rail system enables precision control of the injection pressure, injection duration (injection amount), and injection schedule over a wide operating range. As a result, the system promises high output while achieving a reduction in exhaust gases, fuel consumption, and noise.
A turbocharger was added to the 2.5-liter engine and the displacement of one engine was increased to 3.2 liters to increase both maximum torque and maximum output. Further increases in power were achieved through a number of means. A DOHC 16-valve design was adopted, the injector nozzles were centrally positioned, and a cross flow design was created by locating the intake and exhaust manifolds on both sides of the engine to boost both breathing efficiency and combustion efficiency. Other measures include the use of roller rocker arms to reduce friction.
2.5 DOHC Turbo Hyper Commonrail - Max Output 116ps Max Torque 247Nm
2.5 DOHC Turbo Intercooler Hyper Commonrail - Max Output 140ps Max Torque 321Nm
3.2 DOHC Turbo Intercooler Hyper Commonrail - Max Output 165ps Max Torque 351Nm
http://www.mitsubishi-motors.co.th/i.../index_eng.htm




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