WEICHAI WP10.270 - Technology and performance parameters of the diesel engine; 2.1 Main technical parameters of the diesel engine

Operation and Maintenance Manual forWP10 Series Four-valve Diesel Engine (China IV, V)
2
1.4 Outline drawings of WP10 series China IV/V diesel engine
2. Technology and performance parameters of the diesel engine
2.1 Main technical parameters of the diesel engine
Table 2-1 Main technical parameters
Engine type
Liquid cooled, 4-stroke, DI, turbocharged and
inter-cooled, with EVB
Bore/stroke (mm)
126/130
Displacement (L)
9.726
Compression ratio
17:1
Firing order
1-5-3-6-2-4
Fuel system
Electronic controlled high pressure common rail
Catalytic converter
Urea-SCR system
Cold state valve clearance (mm)
Intake valve: 0.4; exhaust valve: 0.6; EVB
system: 0.4
Valve timing
(valve clearance: intake 0.4, exhaust 0.6)
Intake valve open: 20° before TDC;
Intake valve close: 34° after BDC;
Exhaust valve open: 49° before BDC;
Exhaust valve close: 21° after TDC