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D12 Truck special engine


Product overview 

D12 series diesel engine developed by SINOTRUK the self-developed design,Power covering 340-460 Ps .The STEYR’s D12 engine achieve the road National standard  IV - V, and the non-road  National standard III emission regulations.

It is an ideal supporting power for the domestic high-power engineering machinery。

Product features

Inherited the Steyr 10 liter engine cylinder cover, cylinder liner, frame type dry crankcase structure characteristic, maintain the bore center distance of key size unchanged, enlarge travel, increase the displacement

     1。The four valve structure, improves the charging efficiency, burning more fully

     2.A new generation of electronic controlled common rail fuel system using DENSO

     3。The rear timing gear chamber, effectively reducing gear transmission noise

 

Model

D12。34

D12。38

D12.42

D12.46

Injection system

High pressure common rail 

Mode

Straight column, water cooling, four stroke, turbocharged in the cold

Bore×stroke

mm×mm

126×155

No。of cylinder

6

No。of valve/cylinder

4

Displacement

L

11.596

Rated power

kW/Ps

249/340

279/380

309/420

339/460

Rated speed

r/min

2000

Max. torque

N·m

1470

1650

1820

2000

Max torque speed

r/min

1100~1400

Min fuel consumption ratio

g/kW•h

190

Noise (1Mspl) 

≤95

Net weight

kg

1100

Emission index

Road State - IV - country V, non road state III

 

 

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