
We carry fuel injection pumps, injectors, plungers, nozzles, fuel lines, test stands and truck engine parts.
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.
Suitable for Sinotruk Howo series trucks, ideal for engine replacement, overhaul, fleet maintenance, and export spare parts supply.
Designed for Howo 371 models, perfect for engine swap, accident repair, fleet refurbishment, and heavy-duty hauling.
High‑power 420HP engine for Howo 420 trucks, suitable for long‑haul transport, replacement, and overseas aftermarket.
WP12 heavy‑duty engine widely used in Sinotruk trucks, offering durability and efficiency for replacement and servicing.
WP10 engine, economical and reliable, ideal for Howo and other Sinotruk models in routine maintenance and overhaul.
D12 engine with high torque output, designed for Sinotruk heavy trucks, perfect for fleet rebuilds and spare parts export.
D10 engine, cost‑effective and robust, suitable for various Howo trucks, repair shops, and aftermarket supply.
Sinotruk Howo 380 power unit, powerful and proven, for replacement, overhaul, and global parts supply.
Sinotruk Howo A7 Engine – Designed for Howo A7 heavy trucks, suitable for replacement, overhaul, fleet servicing, and export parts supply.
| Engine model | WD615.47 | D10.38-50 | MC11.44-50 | MC13.54-50 | MC07.34-50 | D12.42-40 | MC05.21-50 |
| Number of cylinders | 6 | 6 | 6 | 6 | 6 | 6 | 4 |
| Cylinder arrangement | Online | Online | Online | Online | Online | Online | Online |
| Emission standards | China II/Euro II | China V | China V | China V | China V | China V | China V |
| Rated speed | 2200rpm | 2000rpm | 1900rpm | 1900rpm | 2300rpm | 2000rpm | 2400rpm |
| maximum torque | 1500N.m | 1560N.m | 2100N.m | 2500N.m | 1250N.m | 1820N.m | 830N.m |
| Minimum fuel consumption at full load | ≤193g/kW.h | ≤189g/kW.h | 186g/kW.h | ≤186g/kW.h | 194g/kW.h | 190g/kW.h | 199g/kW.h |
| Engine net weight | 850kg | 850kg | 955kg | 975kg | 640kg | 1100kg | 459kg |
| Noise at one meter | ≤98dB | ≤97dB | ≤94dB | ≤94dB | 94dB | ≤95dB | ≤94dB |
| Valves per cylinder | 2 | 2 | 4 | 4 | 4 | – | 4 |
| Intaketurbocharging | turbocharging | Turbocharging | Turbocharging | Turbocharging | Turbocharging | Turbocharging | Turbocharging |
| Fuel type | Diesel fuel | Diesel fuel | Diesel fuel | Diesel fuel | Diesel fuel | Diesel fuel | Diesel fuel |
| Displacement | 9.726L | 9.726L | 10.518L | 12.419L | 6.87L | 11.596L | 4.58L |
| Maximum output power | 273kW | 276kW | 324kW | 400kW | 248kW | 309kW | 151kW |
| Maximum horsepower | 370 hp | 380 hp | 440 hp | 540 hp | 340 hp | 420 hp | 210 hp |
| maximum torque speed | 1100-1600rpm | 1200-1500rpm | 1000-1400rpm | 1000-1400rpm | 1200-1800rpm | 1100-1400rpm | 1300-1700rpm |
| 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 ratio | 17:01 | 17 | 19:01 | 19:01 | 16.5:1 | 17:01 | 16.5:1 |
| Diameter x stroke | 126x130mm | 126x130mm | 120X155mm | 126x166mm | 108X125mm | 126x155mm | 108x125mm |
| Power-on sequence | 1-5-3-6-2-4 | – | 1-5-3-6-2-4 | 1-5-3-6-2-4 | – | – | 1-3-4-2 |
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:
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:
Our Howo Engine and Howo Engine Parts stand out for several reasons:
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:
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:
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