Mercedes-Benz 2003 M-Class Automobile User Manual


 
278
Technical data
Engine
Engine
Model ML 320 (163.154
1
)
1
The quoted data apply only to the standard vehicle. See an authorized Mercedes-Benz Center for the corresponding data of all special bodies and special equipment.
ML 350 (163.157
1
) ML 500 (163.175
1
) ML 55 AMG (163.174
1
)
Engine 112 112 113 113
Mode of operation 4-stroke engine, gaso-
line injection
4-stroke engine, gaso-
line injection
4-stroke engine, gaso-
line injection
4-stroke engine, gasoline
injection
No. of cylinders 6 6 8 8
Bore 3.54 in (89.90 mm) 3.81 in (97.00 mm) 3.81 in (97.00 mm) 3.81 in (97.00 mm)
Stroke 3.31 in (84.00 mm) 3.31 in (84.00 mm) 3.31 in (84.00 mm) 3.62 in (92.00 mm)
Total piston displacement 195cu.in. (3199cm
3
) 227cu.in. (3724cm
3
) 303cu.in. (4966cm
3
) 332cu.in. (5439cm
3
)
Compression ratio 10:1 10:1 10:1 10.5:1
Output acc. to SAE J 1349 215 hp/5600 rpm
(160 kW/5600 rpm)
241 hp/5600 rpm
(180 kW/5600 rpm)
288 hp/5600 rpm
(215 kW/5600 rpm)
342 hp/5500 rpm
(255 kW/5500 rpm)
Maximum torque acc. to
SAE J 1349
233 ft.lb/3000 rpm
(315 Nm/3000 rpm)
259ft.lb/3000rpm
(350 Nm/3000 rpm)
325 ft.lb/2700 rpm
(440 Nm/2700 rpm)
376 ft.lb/2800 rpm
(510 Nm/2800 rpm)
Maximum engine speed 6000 rpm 6000 rpm 6000 rpm 6000 rpm
Firing order 1-4-3-6-2-5 1-4-3-6-2-5 1-5-4-2-6-3-7-8 1-5-4-2-6-3-7-8
Poly-V-belt 7ft 10in (2390mm) 7ft 10in (2390mm) 7 ft 10 in (2390 mm) 7ft 10in (2390mm)