Sinotruk Howo Engine and Engine Parts

We carry fuel injection pumps, injectors, plungers, nozzles, fuel lines, test stands and truck engine parts.

Best-Selling Engines

Trusted by Fleets Worldwide

Explore our full range of best-selling SINOTRUK engines, including WP10, WP12, WD615, MC11, MC13, and LNG/CNG variants – available for all HOWO and SITRAK models.

Sinotruk Howo WD615 Engine

Suitable for Sinotruk Howo series trucks, ideal for engine replacement, overhaul, fleet maintenance, and export spare parts supply.

Sinotruk Howo 371 Engine

Designed for Howo 371 models, perfect for engine swap, accident repair, fleet refurbishment, and heavy-duty hauling.

Sinotruk Howo 420 Engine

High‑power 420HP engine for Howo 420 trucks, suitable for long‑haul transport, replacement, and overseas aftermarket.

WP12 Engine

WP12 heavy‑duty engine widely used in Sinotruk trucks, offering durability and efficiency for replacement and servicing.

WP10 Engine

WP10 engine, economical and reliable, ideal for Howo and other Sinotruk models in routine maintenance and overhaul.

D12 Engine

D12 engine with high torque output, designed for Sinotruk heavy trucks, perfect for fleet rebuilds and spare parts export.

D10 Engine

D10 engine, cost‑effective and robust, suitable for various Howo trucks, repair shops, and aftermarket supply.

Sinotruk Howo 380 Engine

Sinotruk Howo 380 power unit, powerful and proven, for replacement, overhaul, and global parts supply.

Sinotruk Howo A7 Engine

Sinotruk Howo A7 Engine – Designed for Howo A7 heavy trucks, suitable for replacement, overhaul, fleet servicing, and export parts supply.

  • Our company specializes in Sinotruk HOWO engine parts industry for many years, and we not only sell you the best truck engine and the best semi truck engine, but also offer you the best service, as it is our mission to eliminate the risk when purchasing a Sinotruk Howo engine. We offer a variety of heavy duty truck models to meet the power needs of different types of trucks. For example, dump truck engine; tractor engine; concrete mixer motor; oil tanker engine; water tanker engine; fire truck engine; truck engine with crane, etc.
  • Our range of engines features advanced combustion technology and fuel management systems that provide efficient fuel economy and low emissions levels. They are carefully designed and tested to ensure superior reliability, durability and performance. At the same time, we offer engines that are easy to maintain and repair, to ensure that the vehicle remains in good working order for a long time. Contact us and we will find the right engine for your truck based on your model.

Sinotruk Howo Engine Parameters

Engine modelWD615.47D10.38-50MC11.44-50MC13.54-50MC07.34-50D12.42-40MC05.21-50
Number of cylinders6666664
Cylinder arrangementOnlineOnlineOnlineOnlineOnlineOnlineOnline
Emission standardsChina II/Euro IIChina VChina VChina VChina VChina VChina V
Rated speed2200rpm2000rpm1900rpm1900rpm2300rpm2000rpm2400rpm
maximum torque1500N.m1560N.m2100N.m2500N.m1250N.m1820N.m830N.m
Minimum fuel consumption at full load≤193g/kW.h≤189g/kW.h186g/kW.h≤186g/kW.h194g/kW.h190g/kW.h199g/kW.h
Engine net weight850kg850kg955kg975kg640kg1100kg459kg
Noise at one meter≤98dB≤97dB≤94dB≤94dB94dB≤95dB≤94dB
Valves per cylinder224444
IntaketurbochargingturbochargingTurbochargingTurbochargingTurbochargingTurbochargingTurbochargingTurbocharging
Fuel typeDiesel fuelDiesel fuel Diesel fuel Diesel fuel Diesel fuel Diesel fuel Diesel fuel
Displacement9.726L9.726L10.518L12.419L6.87L11.596L4.58L
Maximum output power273kW276kW324kW400kW248kW309kW151kW
Maximum horsepower370 hp380 hp440 hp540 hp340 hp420 hp210 hp
maximum torque speed1100-1600rpm1200-1500rpm1000-1400rpm1000-1400rpm1200-1800rpm1100-1400rpm1300-1700rpm
Engine shape

Inline 6 cylinders Water cooled 4 stroke

Inline 6 cylinders 4 stroke water cooler

supercharger intercooler

direct injection

online

6 cylinders

water cooler

4 stroke

supercharger intercooler

High pressure common rail

online

water cooler

4 stroke

supercharger intercooler

online

water cooler

4 stroke

supercharger intercooler

online

water cooler

4 stroke

supercharger intercooler

online

water cooler

4 stroke

supercharger intercooler

online

water cooler

4 stroke

supercharger intercooler

Compression ratio17:011719:0119:0116.5:117:0116.5:1
Diameter x stroke126x130mm126x130mm120X155mm126x166mm108X125mm126x155mm108x125mm
Power-on sequence1-5-3-6-2-41-5-3-6-2-41-5-3-6-2-41-3-4-2

Sinotruk Engine Parts And Spare Parts

Sinotruk Howo Engine Spare Parts Best Selling Products

Compressor Belt (V-Belt) WG1500130017
Screw-On Oil Filter Assembly VG61000070005
V Belt (Water Pump) VG2600020253
Front Oil Seal VG1047010038
161500030009
Connecting rod assembly: 161500030009
WG9770591001
Front engine support: WG9770591001
Screw-On Primary Fuel Filter VG1560080012
612600060446
Fan Blades 612600060446
Rear Oil Seal VG1047010050
V-belt 6PK794 VG2600020258
Fuel Filter VG1540080311
VG1246090002
Starter Motor VG1246090002
Speed ​​changer: VG1560080022
Starter Motor VG1560090001
Injector (336, 371) VG1560080276
61560040049
Cylinder Gasket 61560040049
E2-3A
VG1560037011
AZ1500020220
Steering wheel AZ1500020220
Air Filter WG9725190102
VG1246090017
Generator: VG1246090017
Turbocharger: VG1560118229

Sinotruk Howo Engine Efficiency And Economy

The Price of HOWO WD615.69 Engine Spare Parts

Sinotruk HOWO Engine Parts Packaging

When packing Sinotruk HOWO engine parts, it is essential to ensure that they are properly protected to prevent any damage during transportation. Below are some steps to pack Sinotruk HOWO engine parts effectively:

  1. Clean parts: Before packing, be sure to thoroughly clean the parts of the Sinotruk HOWO engine, removing any dirt, grease or residue. This will help maintain the quality of the parts during transportation.
  2. Use suitable packaging materials: Select suitable packaging materials to protect the HOWO motor parts. Consider using sturdy cardboard boxes, foam inserts, bubble wrap, or packing peanuts to cushion and secure parts.
  3. Wrap Parts Individually: Wrap each HOWO motor part separately with bubble wrap or foam padding to provide additional protection against impacts and vibrations. This will prevent scratches or possible damage caused by friction.
  4. Consider the organization of parts: If there are multiple parts of the HOWO engine, we will organize them systematically. We will use small plastic bags or compartments within the packaging to keep the pieces separate and avoid entanglement or potential damage from contact.
  5. Use proper sealing: Once the parts are safely placed inside the packaging, ensure that the boxes are well sealed to prevent any accidental opening or shifting of the contents during transport. Use heavy-duty packing tape to seal all edges and corners of the box.
  6. Label packages: Clearly label packaging with appropriate shipping labels, including the recipient’s address, contact information, and any other relevant details.

Application of Sinotruk HOWO Engine Parts

In fact, Sinotruk HOWO engine is used in various models of HOWO trucks. The HOWO engine is specifically designed and manufactured to meet the power requirements of different HOWO truck models. Some of the popular HOWO truck models that use Sinotruk HOWO engine include:

  1. HOWO Dump Trucks: HOWO dump trucks are widely used in the construction, mining and transportation industries to transport and load heavy loads. Sinotruk HOWO engine provides enough power and torque to handle heavy loads and difficult terrain.
  2. HOWO Tractor Trucks: HOWO tractor trucks are commonly used for long distance hauling and towing applications. The Sinotruk HOWO engine offers excellent performance and fuel efficiency, enabling smooth and efficient transportation of goods.
  3. HOWO Mixer Trucks: HOWO mixer trucks are specifically designed for transporting and mixing concrete on construction sites. The Sinotruk HOWO engine provides the necessary power and stability to operate the mixing drum and deliver consistently high-quality concrete.
  4. HOWO Cargo Trucks: HOWO cargo trucks are versatile transportation vehicles used to carry a wide range of goods and materials. The Sinotruk HOWO engine ensures reliable and efficient performance, enabling safe and on-time deliveries.
  5. HOWO Tank Trucks: HOWO tank trucks are designed to transport liquids such as fuel, water or chemicals. The Sinotruk HOWO engine provides the power and control needed to operate the tanker and ensure safe and efficient transportation of liquids.
  • It is important to note that specific transmission models may vary depending on truck model, engine configuration, and other factors. We will determine the transmission model based on your truck model.

Recommended Products of Sinotruk Howo Engine Parts

Sinotruk Howo A7 Engine Parts FAQ

Our Howo Engine and Howo Engine Parts stand out for several reasons:

  1. First and foremost, our engines are designed to deliver top-notch performance and efficiency, ensuring a smooth and comfortable ride for driver and passengers.
  2. Secondly, we use high quality and durable materials in the manufacturing process, which ensures a long service life and minimizes the need for frequent repairs or replacements.
  3. Thirdly, we offer a wide range of Howo engine parts, providing our customers with easy access to all necessary components and making maintenance and repairs more convenient.
  4. Finally, our customer service team is dedicated to providing the best support possible, ensuring our customers are satisfied with their purchases and addressing any concerns or issues that may arise.
  1. When the engine is started, the pistons move up and down within the cylinders. During the intake stroke, the piston moves downward, creating a vacuum in the cylinder. This allows air to enter the cylinder through the intake valves, and fuel is injected into the cylinder by the fuel injectors.
  2. During the compression cycle, the piston moves upward, compressing the air-fuel mixture. This increases the pressure and temperature inside the cylinder.
  3. At the top of the compression cycle, the fuel injectors release a high-pressure spray of diesel into the cylinder. Fuel mixes with compressed air, creating a highly combustible mixture.
  4. The combustion cycle begins when fuel is ignited by a spark from glow plugs or by high pressure and temperature inside the cylinder. The air-fuel mixture burns rapidly, generating a powerful explosion that pushes the piston down.
  5. As the piston moves down, it transfers combustion energy to the crankshaft through the connecting rod. The crankshaft converts the linear motion of the pistons into rotary motion, which is then transferred to the vehicle’s wheels through the transmission system.
  6. The exhaust cycle follows the power cycle, during which the piston moves up again, pushing exhaust gases out of the cylinder and into the exhaust system.
  7. This cyclic process is repeated in each cylinder of the engine, generating the power necessary to propel the vehicle. The Howo motor is designed to provide high torque and durability, making it suitable for heavy-duty applications.

Preventing a Howo engine overhaul involves performing regular maintenance and properly operating the vehicle. Here are some tips to help avoid the need for a major engine repair:

  1. Follow the manufacturer’s maintenance schedule: Regular maintenance is key to keeping the engine in good condition and preventing major problems. Follow the manufacturer’s recommended maintenance schedule.
  2. Check fluid levels: Regularly check and maintain oil, coolant, brake and other fluid levels as specified in the maintenance schedule.
  3. Change Filters: Change air, fuel, and oil filters regularly to ensure your engine runs smoothly and prevent contaminants from causing damage.
  4. Drive carefully: Avoid aggressive driving, excessive idling and overloading the vehicle. This can cause excessive wear on the engine.
  5. Fix problems quickly: If you notice any problems, such as an unusual noise, decreased power, or increased oil consumption, address them immediately to prevent further damage.
  6. Use quality fuel and lubricants: Use high-quality fuel and lubricants that meet the manufacturer’s recommended specifications. This will help the engine run smoothly and prevent the buildup of carbon deposits.
  7. Inspect belts and hoses: Regularly check and replace worn or damaged belts and hoses to prevent breakage and possible engine damage.
  • By following these tips and maintaining your engine regularly, you can help prevent a Howo engine overhaul and extend the life of your engine.

There are several common Howo engine parts that may need to be replaced over time due to normal wear or other factors. Some of these pieces include:

  1. Spark Plugs: Spark plugs ignite the air-fuel mixture in gasoline engines. They may need to be replaced periodically to maintain proper combustion and prevent misfires.
  2. Fuel Filters: Fuel filters help remove impurities from the fuel before it reaches the engine. Over time, they can become clogged and restrict fuel flow, leading to decreased performance or engine problems.
  3. Air Filters: Air filters prevent dirt, dust and other particles from entering the engine. They must be replaced regularly to maintain proper airflow and prevent engine damage.
  4. Belts: Belts, such as the serpentine belt or timing belt, drive various engine components, such as the alternator, water pump, and power steering pump. Worn or damaged belts can cause performance problems and could lead to engine failure if they break.
  5. Hoses: Engine hoses, such as radiator hoses and heater hoses, carry coolant and other fluids through the engine. Over time, they can deteriorate and develop leaks, which can cause overheating or fluid loss.
  6. Thermostat: The thermostat regulates the engine operating temperature by controlling the flow of coolant. A faulty thermostat can cause overheating or improper engine heating.
  7. Water Pump: The water pump circulates coolant through the engine to prevent overheating. Over time, water pumps can develop leaks or fail, requiring replacement.
  8. Alternator: The alternator generates electricity to power the vehicle’s electrical systems and recharge the battery. A faulty alternator can result in a dead battery or electrical problems.
  • It is important to note that specific Howo engine parts that may need to be replaced may vary depending on the make and model of the truck. Regular maintenance and inspections can help identify worn or failing Howo engine parts and address them before they cause more serious problems. It is recommended to consult the vehicle owner’s manual and seek professional advice for specific maintenance and replacement intervals.

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