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Technical data
Engine
Model SLK 280 (171.454)
1
1
The quoted data apply only to the standard vehicle. See an authorized Mercedes-Benz Center for the corresponding data of all special bodies and special equipment.
SLK 350 (171.456)
1
SLK 55 AMG (171.473)
1
Engine 272 272 113
Mode of operation 4-stroke engine, gasoline
injection
4-stroke engine, gasoline
injection
4-stroke engine, gasoline
injection
No. of cylinders 6 6 8
Bore 3.47 in (88.00 mm) 3.66 in (92.90 mm) 3.82 in (97.00 mm)
Stroke 3.24 in (82.20 mm) 3.39 in (86.00 mm) 3.60 in (92.00 mm)
Total piston displacement 182.8 cu in (2996 cm
3
) 213.5 cu in (3498 cm
3
) 331.8 cu in (5439 cm
3
)
Compression ratio 11.3:1 10.7:1 11:1
Output according to
SAE J 1349
228 hp/6000 rpm
2
(170 kW/6000 rpm)
268 hp/6000 rpm
2
(200 kW/6000 rpm)
2
Premium fuel required. Performance may vary with fuel octane rating.
355 hp/5750 rpm
2
(265 kW/5750 rpm)
Maximum torque according
to SAE J 1349
221 lb-ft/2700 - 5000 rpm
(300 Nm/2700 - 5000 rpm)
258 lb-ft/2400 - 5000 rpm
(350 Nm/2400 - 5000 rpm)
376 lb-ft/4000 rpm
(510 Nm/4000 rpm)
Maximum engine speed 6500 rpm 6500 rpm 6700rpm
Firing order 1-4-3-6-2-5 1-4-3-6-2-5 1-5-4-2-6-3-7-8
Poly-V-belt 2404 mm 2404 mm 2380mm