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The WP10 Engine from Sinotruk is a legendary workhorse trusted by operators worldwide. With over 1 million units in service, this 9.726L powerplant delivers up to 460 hp and 2110 Nm torque, combining robust mechanical design with advanced fuel efficiency [citation:1]. The WP10 Engine features a four‑valve cylinder head, wet liners, and forged crankshaft for exceptional durability in heavy‑duty applications. Whether powering HOWO trucks through construction sites or driving long‑haul fleets, this engine guarantees minimal downtime and maximum return on investment.
Get WP10 Engine DetailsRated from 270 to 460 hp, the WP10 Engine delivers massive torque of up to 2110 Nm from a compact 9.726L displacement. Its four‑valve design and turbo intercooling ensure responsive acceleration under full load [citation:1].
With advanced common‑rail injection (Euro V versions) and optimized combustion, the WP10 Engine achieves minimum fuel consumption as low as 184 g/kW·h [citation:5]. This translates to significant savings over 800,000 km of operation.
B10 life exceeds 1.2 million km, thanks to induction‑hardened cylinder bores, forged steel crankshaft, and wet liners [citation:5]. The WP10 Engine has passed rigorous testing in extreme climates from -40°C to 50°C.
Modular design with service points on one side simplifies oil changes and valve adjustments. Standardized parts are available worldwide through Sinotruk’s 5000+ service stations, minimizing downtime [citation:1].
All parts are genuine OEM, precision‑engineered to restore original WP10 Engine performance. Each component undergoes strict quality control and is backed by comprehensive warranty.
OEM 612600030121 – Set of 12 standard crank pins for WP10, F3000, Euro5 engines. Precision‑ground for perfect fit and oil clearance.
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OEM VG1500030077 – Set of 6 connecting rod bushings, compatible with WD615, WD618, WP10, WD12 engines for reliable piston pin operation.
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OEM 612600090915 – Accurate oil pressure sensor for WP10 Euro5 and X3000 models, ensures reliable engine monitoring.
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OEM 612600090351 – Direct replacement oil pressure sensor for WP10 engines, provides precise pressure readings to the ECU.
Learn MoreDisplacement: 9.726L
Power: 300 hp (220 kW) @ 2200 rpm
Torque: 1240 Nm @ 1300-1500 rpm
Emission: Euro II (mechanical pump)
Ideal for 6×4 tractors and regional haulage [citation:1].
Displacement: 9.726L
Power: 336 hp (247 kW) @ 1900 rpm
Torque: 1550 Nm @ 1200-1500 rpm
Emission: Euro V (common‑rail + SCR)
Balanced power for 6×4 tractors, excellent fuel economy [citation:1].
Displacement: 9.726L
Power: 380 hp (280 kW) @ 1900 rpm
Torque: 1630 Nm @ 1200-1500 rpm
Emission: Euro V (common‑rail + SCR)
Top performance for heavy haul and mining applications [citation:1].
Displacement: 9.726L
Power: 300 hp (220 kW) @ 1900 rpm
Torque: 1400 Nm @ 1400-1600 rpm
Fuel: CNG/LNG
Spark‑ignited lean‑burn, fuel consumption 185 g/kW·h, perfect for buses [citation:10].
The Engine is the standard power source for Sinotruk HOWO, HOWO A7, and Sitrak series [citation:1]. Its high torque at low rpm (1200-1500 rpm) ensures effortless climbing for 6×4 tractors and dump trucks. Market share exceeds 42% in Chinese heavy truck segment [citation:5].
With reinforced block and heavy‑duty filtration, the Engine dominates off‑road. It powers loaders (5-6 ton class), excavators, and mining trucks, holding 85% market share in 5+ ton loaders [citation:5]. Cold‑start capability down to -30°C [citation:8].
Over 1 million Engine units in service. B10 life of 1.2 million km and 20,000 hours before major overhaul [citation:5][citation:2].
All components are 100% OEM‑spec, sourced directly from Sinotruk’s approved suppliers. No aftermarket compromises on quality [citation:1].
Remote diagnostics via EDC17 ECU [citation:3][citation:9]. 5‑minute response, 4‑hour solution commitment through 5000+ global service stations.
Global logistics network ensures WP10 Engine parts reach you within 3‑5 business days. Express air freight available for critical breakdowns.
Often from valve cover gasket or rear main seal. Replace with genuine WP10 Engine gasket sets and torque to spec. Check oil cooler housing for cracks [citation:6].
Check coolant level, fan clutch, and water pump. Clean radiator fins. Engine thermostat should open at 82°C. Inspect viscous fan drive [citation:6].
Clogged fuel filter, turbo boost leak, or injector fault. Perform diagnostics with ECU scanner. Check charge air cooler for leaks [citation:9].
“Our fleet of 18 HOWO trucks with Engine has averaged 1.1 million km with only routine maintenance. The torque at 1200 rpm is unbeatable for heavy loads.”
— Dmitri, fleet owner, Russia
“The WP10 Engine starts instantly even at -35°C. Fuel economy improved 8% after switching to common‑rail version. Best investment for our fleet.”
— Li Wei, logistics manager, China
“Rebuilt two WP10 Engines with genuine parts. They run like new, passed Euro V emissions easily. Technical support helped with ECU calibration.”
— Carlos, workshop owner, Mexico
“Our mining dump trucks use WP10.380E53. After 25,000 hours in dust and heat, no major failures. Parts availability is excellent worldwide.”
— Ahmed, mining supervisor, UAE
“I’ve driven WP10 engines for 15 years. Simple to maintain, reliable, and the new common‑rail versions are quieter and more fuel efficient.”
— Juan, long‑haul driver, Spain
“As a fleet manager for 50 buses with WP10NG gas engines, I appreciate the low fuel consumption (185 g/kW·h) and 20,000‑hour overhaul life.”
— Maria, public transport, Poland
The WP10 Engine utilizes a high‑pressure common‑rail system (up to 1800 bar) with multiple injections per cycle [citation:1]. ECU adapts injection timing based on load and altitude, reducing fuel consumption by 5% and meeting Euro V emissions [citation:5].
Wastegate or VGT turbochargers provide boost across the entire rpm range. Intercooler reduces intake temperature, improving combustion efficiency. The WP10 Engine achieves specific power of 36.13 kW/L, internationally领先 [citation:5].
Use genuine WP10 Engine oil filters and high‑quality diesel engine oil. Change every 30,000 km to prevent sludge buildup. Always prime the oil filter before installation to avoid dry starts [citation:1].
Check coolant concentration and change every 2 years. Inspect hoses and clamps to avoid overheating and head gasket failure. Use only OAT coolant specified for the WP10 Engine to prevent cavitation [citation:6].
Ready to optimize your engine performance with our high-quality engine parts? Our technical specialists are standing by to provide personalized solutions for your specific power and reliability needs.
Whether you need technical specifications, pricing information, or assistance selecting the right engine components for your WP10 application, we’re here to help you achieve maximum uptime and efficiency.
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