Mercedes-Benz 2006 CL 500 - Manual (Page 417)

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Technical data
Electrical system
Model CL 500 CL 55 AMG CL 600 CL 65 AMG
Generator (alternator) 14 V/150 A 14 V/180 A 14 V/180 A 14 V/180 A
Starter motor 12 V/1.7 kW 12 V/1.7 kW 12 V/1.7 kW 12 V/1.7 kW
Battery 12 V/95 Ah 12 V/95 Ah 12 V/95 Ah 12 V/95 Ah
Spark plugs Bosch F 8 DPP332
NGK PFR 5 R-11 NGK ILFR 6 A NGK NFR 6Q G NGK NFR 6Q G
Electrode gap 0.039 in (1.0 mm) 0.031 in (0.8 mm) 0.028 in (0.7 mm) 0.028 in (0.7 mm)
Tightening torque 18 – 22 lb-ft (25 – 30 Nm) 18 – 22 lb-ft (25 – 30 Nm) 15 – 22 lb-ft (20 – 30 Nm) 15 – 22 lb-ft (20 – 30 Nm)