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The JAC Xingrui JK55 turbocharger is a high-performance engine component specifically engineered for JAC's 2.8L diesel commercial vehicles. Manufactured by Weifu Tianli, a leading domestic turbocharger manufacturer, this unit delivers reliable power enhancement and efficiency improvements for light commercial vehicles and vans. Designed to meet China National IV emission standards, the JK55 turbocharger has become the preferred replacement part for fleet operators and commercial vehicle maintenance providers seeking OE-equivalent performance at competitive prices.
This turbocharger assembly features a robust construction with precision-machined components, ensuring long service life even under demanding operating conditions. The integrated wastegate system effectively controls boost pressure, preventing engine damage while maintaining optimal performance across the entire RPM range. Whether you operate a delivery fleet, service vehicle, or light truck, the JK55 turbocharger provides the power and reliability your business depends on.
The JK55 turbocharger acts as a "power amplifier" for your 2.8L diesel engine, utilizing exhaust gas energy to drive the turbine wheel, which in turn spins the compressor wheel to force more air into the combustion chamber. In factory configuration, this design increases engine power by approximately 30%, significantly improving acceleration and load-carrying capacity. This extra power is particularly valuable for commercial vehicles that frequently operate at full load or climb steep gradients.
By delivering a more precise air-fuel mixture and promoting complete combustion, the JK55 turbocharger enhances fuel economy while reducing harmful exhaust emissions. This efficiency improvement directly translates to lower operating costs for commercial vehicle owners, with noticeable savings in fuel expenses over the vehicle's lifetime. Additionally, the turbocharger is fully compliant with China National IV emission standards, ensuring your vehicles remain road-legal and environmentally responsible.
As a small-flow turbocharger design, the JK55 unit exhibits exceptional responsiveness, building full boost pressure at just 1800-2200 RPM. This characteristic perfectly matches the low-end torque nature of diesel engines, providing strong pulling power from low speeds—an essential feature for commercial vehicles involved in urban delivery, construction, and other stop-and-go applications. The quick spool-up eliminates turbo lag, making the vehicle more drivable and responsive in daily operations.
Parameter | Specification |
|---|---|
Product Model | JK55 |
OE Part Numbers | 1118010FA130, 1118010FA160 |
Compatible Engine | HFC4DA1 Series 2.8L Diesel |
Boost Build RPM | 1800-2200 |
Power Increase | Approximately 30% (factory condition) |
Emission Standard | China National IV |
Actuator Type | Wastegate |
Compressor Wheel Design | Multi-blade |
Application | Light commercial vehicles, vans, light trucks |
The JK55 turbocharger is primarily designed for the JAC Xingrui (SUNRAY) 2.8L diesel van range. It is also compatible with other JAC light commercial vehicles equipped with the HFC4DA1 series engine, including the JAC Shuailing and Junling light truck models. Specifically, this turbocharger fits engine variants designated as HFC4DA1-2C, which are calibrated to meet China National IV emission requirements.
Before installation, always verify that your vehicle's engine model and emission standard match the specifications listed above. Proper compatibility ensures optimal performance, fuel efficiency, and longevity of both the turbocharger and the engine.
Each JAC Xingrui JK55 turbocharger undergoes rigorous quality control processes to ensure it meets or exceeds original equipment standards. The turbine and compressor wheels are precision-balanced to minimize vibration and extend bearing life, while the high-temperature resistant materials used in the turbine housing can withstand the extreme conditions of diesel exhaust systems.
The integrated wastegate actuator is calibrated to precise specifications, ensuring consistent boost pressure control throughout the turbocharger's service life. For commercial vehicle operators, this means reduced downtime, lower maintenance costs, and maximum vehicle availability—critical factors for maintaining profitable operations.
The original equipment part numbers for the JAC Xingrui JK55 turbocharger are 1118010FA130 and 1118010FA160. These numbers are interchangeable and refer to the same turbocharger assembly.
The JK55 turbocharger is specifically designed for JAC's HFC4DA1 series 2.8L diesel engines, particularly those meeting China National IV emission standards such as the HFC4DA1-2C engine model.
In factory configuration, the JK55 turbocharger increases the power output of the 2.8L HFC4DA1 engine by approximately 30%. Actual power gains may vary depending on engine condition, maintenance history, and driving conditions.
Yes, the JK55 turbocharger is engineered for commercial vehicle applications and can withstand the demands of daily heavy-duty operation, including full-load driving and frequent stop-and-go cycles. Regular maintenance, including proper oil changes and air filter replacements, is essential to ensure maximum durability.
