Mercedes-Benz CLS-Class 2008 Owners Manual - Manual (Page 438)

437
Technical data
Engine
̄
Engine
Model CLS 550 (219.372) 1
1 The quoted data apply only to the standard vehicle. Contact an authorized Mercedes-Benz Center for the corresponding data of all special bodies and special equip-
ment.
CLS 63 AMG (219.377) 1
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 333.3 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
2
(285 kW/6000 rpm)
507 hp/6800 rpm
2
(378 kW/6800 rpm)
2 Premium fuel required. Performance may vary with fuel octane rating.
Maximum torque acc. to SAE J 1349 391 lb-ft/2800 rpm - 4800 rpm
(530 Nm/2800 rpm - 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