Mercedes-Benz S-Class 2008 COMAND Manual - Manual (Page 754)

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Technical data
Engine
Model S 63 AMG (221.077) 1 S 65 AMG (221.179) 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.
Engine 156 275
Mode of operation 4-stroke engine, gasoline injection 4-stroke engine, gasoline injection
No. of cylinders 8 12
Bore 4.02 in (102.20 mm) 3.25 in (82.60 mm)
Stroke 3.72 in (94.60 mm) 3.66 in (93.00 mm)
Total piston displacement 378.8 cu in (6 208 cm 3 ) 364.9 cu in (5980 cm 3 )
Compression ratio 11.3:1 9:1
Output acc. to SAE J 1349 2
2 Premium fuel required. Performance may vary with fuel octane rating.
518 hp/6800 rpm
(386 kW/6800 rpm) 603 hp/4 800 - 5 100 rpm
(450 kW/4 800 - 5 100 rpm)
Maximum torque
acc. to SAE J 1349 465 lb-ft/5200 rpm
(630 Nm/5 200 rpm) 738 lb-ft/2 000 - 4 000 rpm
(1000 Nm/2000 - 4000 rpm)
Maximum engine speed 7 200 rpm 5950 rpm
Firing order 1-5-4-2-6-3-7-8 1-12-5-8-3-10-6-7-2-11-4-9
Poly-V-belt 2 360 mm 2370 mm