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Engine
335
Engine
Model
CLS 550 (219.372)
14
CLS 63 AMG (219.377)
14
Engine type 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 (5 461 cm
3
) 378.8 cu in (6 208 cm
3
)
Compression ratio 10.7:1 11.3:1
Output acc. to SAE J 1349
382 hp / 6 000 rpm (285 kW / 6 000 rpm)
15
507 hp / 6 800 rpm (378 kW / 6 800 rpm)
15
Maximum torque acc. to SAE J 1349 391 lb-ft / 2 800 rpm - 4 800 rpm
(530 Nm / 2 800 rpm - 4 800 rpm)
465 lb-ft / 5 200 rpm (630 Nm / 5 200 rpm)
Maximum engine speed 6 500 rpm 7 200 rpm
Firing order 1-5-4-2-6-3-7-8 1-5-4-2-6-3-7-8
Poly-V-belt 2 404 mm 2 360 mm
14
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 equipment.
15
Premium fuel required. Performance may vary with fuel octane rating.
Technical data
Z