Mercedes-Benz R-Class 2006 Owners Manual - Manual (Page 514)

513
Technical data
Engine
̄ Engine
Model R 350 (251.165 1 )
1 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.
R 500 (251.175) 1
Engine 272 113
Mode of operation 4-stroke engine, gasoline injection 4-stroke engine, gasoline injection
No. of cylinders 6 8
Bore 3.66 in (92.90 mm) 3.82 in (97.00 mm)
Stroke 3.39 in (86.00 mm) 3.31 in (84.00 mm)
Total piston displacement 213 cu in (3498 cm 3 ) 303 cu in (4966 cm 3 )
Compression ratio 10.7:1 10:1
Output acc. to SAE J 1349 268 hp/6000 rpm 2
(200 kW /6000 rpm)
2 Premium fuel required. Performance may vary with fuel octane rating.
302 hp /5600 rpm 2
(225 kW/5600 rpm)
Maximum torque acc. to SAE J 1349 258 lb-ft/2400 - 5000 rpm
(350 Nm /2400 - 5000 rpm) 339 lb-ft/2700 - 4750 rpm
(460 Nm/2700 - 4750 rpm)
Maximum engine speed 6500 rpm 6300 rpm
Firing order 1-4-3-6-2-5 1-5-4-2-6-3-7-8
Poly-V-belt 2404 mm 2370 mm