389 Technical data
Electrical system
Electrical system
Model
S 430, S 500
S 55 AMG
S 600
Generator (alternator)
14 V / 150 A
14 V / 180 A
14 V / 220 A
Starter motor
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
Spark plugs
Bosch F 8 DPP 332
NGK PFR 5 R-11
NGK IL FR 6 A
NGK IFR 6Q-G
Electrode gap
0.039 in (1.0 mm)
0.031 in (0.8 mm)
0.028 in (0.7 mm)
Tightening torque
15 – 22 lb-ft (20 – 30 Nm)
18 – 22 lb-ft (25 – 30 Nm)
15 – 22 lb-ft (20 – 30 Nm)
