Technical Data; Alternator; Spark Plugs; Electrical System - Mercedes-Benz 2009 SLK-Class Operator's Manual

Electrical system

Model

Alternator

Starter motor
Battery

Spark plugs

Type
Electrode gap
Tightening torque
29 Vehicles with manual transmission.
30 Vehicles with automatic transmission.
SLK 300
14 V / 150 A
12 V / 1.4 kW
12 V / 74 Ah
NGK PLKR 6A
0.031 in (0.8 mm)
15 lb-ft - 22 lb-ft
(20 Nm - 30 Nm)
SLK 350
29
14 V / 180 A
30
14 V / 150 A
12 V / 1.4 kW
12 V / 74 Ah
Bosch Platin Y 7 MPP33
NGK PLKR 6A
0.031 in (0.8 mm)
15 lb-ft - 22 lb-ft
(20 Nm - 30 Nm)

Technical data

Electrical system
SLK 55 AMG
14 V / 150 A
12 V / 1.7 kW
12 V / 74 Ah
NGK IFR 6D10
0.039 in (1.0 mm)
18 lb-ft - 22 lb-ft
(25 Nm - 30 Nm)
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