Mercedes-Benz M-Class 2008 Owners Manual - Manual (Page 515)

514
Technical data
Engine
Model ML 550 (164.175 1 )
1 All data preliminary. The quoted data apply only to the standard vehicle. See an authorized Mercedes-Benz Light Truck Center for the corresponding data of all special
bodies and special equipment.
ML 63 AMG (164.177 2 )
2 The quoted data apply only to the standard vehicle. See an authorized Mercedes-Benz Light Truck Center for the corresponding data of all special bodies and special
equipment.
Engine 273 156
Mode of operation 4-stroke engine, gasoline injection 4-stroke engine, gasoline injection
No. of cylinders 8 8
Bore 3.86 in (98.00 mm) 4.02 in (102.20 mm)
Stroke 3.56 in (90.50 mm) 3.72 in (94.60 mm)
Total piston displacement 333.2 cu in (5461 cm 3 ) 378.8 cu in (6208 cm 3 )
Compression ratio 10.7:1 11.3:1
Output acc. to SAE J 1349 382 hp/6000 rpm
3
(285 kW/6000 rpm)
3 Premium fuel required. Performance may vary with fuel octane rating.
503 hp/6800 rpm
3
(375 kW/6800 rpm)
Maximum torque acc. to SAE J 1349 391 lb-ft/2800 - 4800 rpm
(530 Nm/2800 - 4800 rpm) 465 lb-ft/5200 rpm
(630 Nm/5200 rpm)
Maximum engine speed 6500 rpm 7200 rpm
Firing order 1-5-4-2-6-3-7-8 1-5-4-2-6-3-7-8
Poly-V-belt 2404 mm 2360 mm