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OEM Isuzu 4HK1 Series diesel engine | Tonkee®

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Isuzu 4HK1 Series, diesel engine | Tonkee®

The 4HK1 Series engines are four-cylinder, four-stroke, direct-injection diesel engines.

They are designed to provide high power output while maintaining fuel efficiency and meeting stringent emission regulations. The displacement of these engines ranges from 5.2 to 5.8 liters, depending on the specific model. One of the notable features of the 4HK1 Series is the use of Isuzu's advanced common rail fuel injection system. This system delivers fuel to the cylinders at high pressure, resulting in improved combustion efficiency, reduced fuel consumption, and lower emissions. The common rail system also contributes to smoother engine operation and reduced noise levels. The engines in the 4HK1 Series are turbocharged and intercooled. Turbocharging increases the air intake pressure, allowing for a higher volume of air to be compressed in the cylinders. This results in improved power output and torque, especially at low engine speeds. The intercooler further cools down the compressed air, increasing its density and enhancing overall engine performance. The Isuzu 4HK1 Series engines feature overhead camshafts (OHC) with four valves per cylinder. This configuration allows for efficient intake and exhaust flow, enabling better combustion and maximizing power delivery. The OHC design also contributes to reduced engine friction and improved reliability. In terms of power output, the 4HK1 Series offers a wide range of options. Depending on the specific model and application, these engines can deliver power outputs ranging from approximately 150 to 300 horsepower, with torque ratings of around 400 to 700 Newton-meters. This versatility makes the 4HK1 Series suitable for various heavy-duty applications.

Isuzu has incorporated several technologies in the 4HK1 Series engines to ensure compliance with emission standards.

These engines feature exhaust gas recirculation (EGR), diesel particulate filters (DPF), and selective catalytic reduction (SCR) systems. The EGR system recirculates a portion of the exhaust gas back into the intake, reducing nitrogen oxide (NOx) emissions. The DPF captures and burns particulate matter, while the SCR system uses a catalyst and urea injection to further reduce NOx emissions. Maintenance and serviceability are also important considerations in the design of the 4HK1 Series engines. Isuzu has implemented features such as easily accessible service points, robust engine components, and extended service intervals to minimize downtime and reduce overall operating costs.
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OEM Isuzu 4HK1 Series diesel engine | Tonkee®
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TONKEE MACHINERY

Durable Spare parts Solutions for Excavators Dozers Loaders

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热线：+8613250597622

邮箱：tina@tonkeeparts.cn

地址：Room 507-509 Zhucun Commerce & trade building, Tianhe, Guangzhou, Guangdong, 510660, China, Zip: 510660

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