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Products & solutions Power System Truck Engine
  • 概述
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  • 应用场景
  • 技术参数
YCK12
Diesel Engine
390~480Hp Power Coverage
Adapted Models：6×4 high-speed logistics tractors, and 6×4/8×4 heavy-duty dump trucks
China's first engine with the top-down efficient cooling technology
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Product Advantages
Reliability and durability

250bar ultra-high explosion pressure of the body

TOP-DOWN double cooling

Forged steel crankshaft

Lozenge arrangement of four valves

Long B10 service life, which is up to 1 million km ~ 1.6 million km

Super power

Fuel injection pressure of 2,000 bar

Overhead camshaft

High-efficiency turbocharger

High-efficiency mixed combustion system

Fuel-efficient and worry-free

High-efficiency combustion system

Low-friction structures and accessories

Maintenance interval of 20,000 km/60,000 km (optional)

Lightweight structure

Application of high-strength materials

Application of aluminum alloy parts and plastic parts

Platform-based and integrated modular design

Weight reduction by 20%~30%

Low noise and comfort

Structure with high stiffness and low vibration

Dynamic balance control of crankshaft and eccentric design of piston

Plastic cylinder head cover + oil pan

High-precision grinding gear + anti-backlash gear

Application Scenarios
Technical Parameters
Product SeriesK12
Model SeriesYC6K1239-50YC6K1242-50YC6K1243-50YC6K1244-50YC6K1246-50YC6K1248-50
Displacement (L)12.155
Bore × Stroke129×155
Number of Valves per Cylinder4
EmissionsEuro Ⅴ
Power (kw/rpm)287/1900309/1900316/1900324/1900338/1900353/1900
Torque (N.m/rpm)1800/1000~15002100/1000~15002100/1000~15002200/1000~15002200/1000~15002250/1000~1500
Fuel SystemBosch common rail fuel system
Exhaust AftertreatmentSCR
Dry Weight (kg)1100
Oil Change Cycle20,000 (standard); 60,000 (optional)
B10 Service Life (10,000 km)160
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Service Philosophy
We have established a marketing management system that integrates product sales, application development, after-sales service, and spare parts sales. We own the largest service network, the biggest number of service outlets, the smallest service radius, the longest mileage under warranty services of repair, replacement and refund, and the shortest response time in the industry.
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Service Network
We have established 19 vehicle engine regions, 12 general-purpose engine regions, 11 marine & G-drive engine regions and 29 after-market offices, more than 3,000 service stations, and more than 5,000 spare parts sales outlets in China. With 13 offices, 224 service agents and 460 service outlets at abroad, we are able to provide international warranty service.
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