Mercedes-Benz SL-Class 2009 Owners Manual - Manual (Page 343)

Engine
341
Engine
Model SL 550 (230.471) 14 SL 600 (230.477) 14
Engine type 273 275
Mode of operation 4-stroke engine, gasoline injection 4-stroke engine, gasoline injection
No. of cylinders 8 12
Bore 3.86 in (98.00 mm) 3.23 in (82.00 mm)
Stroke 3.56 in (90.50 mm) 3.43 in (87.00 mm)
Total piston displacement 333.2 cu in (5 461 cm 3 ) 336.4 cu in (5 513 cm 3 )
Compression ratio 10.7:1 9:1
Output acc. to SAE J 1349 382 hp / 6 000 rpm (285 kW / 6 000 rpm) 15 510 hp / 5 000 rpm (380 kW / 5 000 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)
612 lb-ft / 1 900 rpm - 3 500 rpm
(830 Nm / 1 900 rpm - 3 500 rpm)
Maximum engine speed 6 500 rpm 5 950 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 2 398 mm 2 335 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
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