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Electrical system
349
Electrical system
Model SLK 300 SLK 350 SLK 55 AMG
Alternator 14 V / 150 A
14 V / 180 A
29
14 V / 150 A
30
14 V / 150 A
Starter motor 12 V / 1.4 kW 12 V / 1.4 kW 12 V / 1.7 kW
Battery 12 V / 74 Ah 12 V / 74 Ah 12 V / 74 Ah
Spark plugs Type NGK PLKR 6A Bosch Platin Y 7 MPP33
NGK PLKR 6A
NGK IFR 6D10
Electrode gap 0.031 in (0.8 mm) 0.031 in (0.8 mm) 0.039 in (1.0 mm)
Tightening torque 15 lb-ft - 22 lb-ft
(20 Nm - 30 Nm)
15 lb-ft - 22 lb-ft
(20 Nm - 30 Nm)
18 lb-ft - 22 lb-ft
(25 Nm - 30 Nm)
29
Vehicles with manual transmission.
30
Vehicles with automatic transmission.
Technical data