Mercedes-Benz CL-Class 2009 - Manual (Page 570)

Engine
568
Model CL 63 AMG (216.377) 12 CL 65 AMG (216.379) 12
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 (5 980 cm 3 )
Compression ratio 11.3:1 9:1
Output acc. to SAE J 1349 518 hp/6 800 rpm (386 kW/6 800 rpm) 13 603 hp/4 800 rpm - 5 100 rpm
(450 kW/4 800 rpm - 5 100 rpm) 13
Maximum torque acc. to SAE J 1349 465 lb-ft/5 200 rpm (630 Nm/5 200 rpm) 738 lb-ft/2 000 rpm - 4 000 rpm
(1 000 Nm/2 000 rpm - 4 000 rpm)
Maximum engine speed 7 200 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 2 360 mm 2 370 mm
12 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.
13 Premium fuel required. Performance may vary with fuel octane rating.
Technical data