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Engine
363
Engine
Model
CLK 350 (209.356, 209.456)
23
CLK 550 (209.372, 209.472)
23
CLK 63 AMG (209.477)
23,24
Engine 272 273 156
Mode of operation 4-stroke engine, gasoline injection 4-stroke engine, gasoline injection 4-stroke engine, gasoline injection
No. of cylinders 6 8 8
Bore 3.66 in (92.90 mm) 3.86 in (98.00 mm) 4.02 in (102.20 mm)
Stroke 3.39 in (86.00 mm) 3.56 in (90.50 mm) 3.72 in (94.60 mm)
Total piston
displacement
213.5 cu in (3 498 cm
3
) 333.3 cu in (5 461 cm
3
) 378.8 cu in (6 208 cm
3
)
Compression ratio 10.7:1 10.5:1 11.3:1
Output acc. to
SAE J 1349
268 hp/6 000 rpm
(200 kW/6 000 rpm)
25
382 hp/6 000 rpm
(285 kW/6 000 rpm)
25
475 hp/6 800 rpm
(354 kW/6 800 rpm)
25
Maximum torque acc. to
SAE J 1349
258 lb-ft/2 400 rpm - 5 000 rpm
(350 Nm/2 400 rpm - 5 000 rpm)
391 lb-ft/2 800 rpm - 4 800 rpm
(530 Nm/2 800 rpm - 4 800 rpm)
465 lb-ft/5 000 rpm
(630 Nm/5 000 rpm)
Maximum engine speed 6 500 rpm 6 500 rpm 7 200 rpm
23
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.
24
Canada only.
25
Premium fuel required. Performance may vary with fuel octane rating.
Technical data
Z