spark plugs MERCEDES-BENZ CLK550 2008 C209 Owner's Manual
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487 Technical data
Electrical system
Electrical system
ModelCLK 350CLK 550CLK 63 AMG
Generator (alternator)14 V/150 A14 V/180 A14 V/180 A
Starter motor12 V/1.4 KW12 V/1.7 KW12 V/2.2 KW
Battery12 V/100 Ah12 V/100 Ah12 V/100 Ah
Spark plugsBosch Platin Y 7 MPP 33
NGK PLKR 6ABosch F8 DPP 332
NGK PFR 5R-11NGK ILZKAR 7A10
Electrode gap0.031 in (0.80 mm)0.039 in (1.00 mm)0.039 in (1.0 mm)
Tightening torque15 - 22 lb-ft (20 - 30 Nm)18.5 - 22 lb-ft (25 - 30 Nm)14.75 - 18.5 lb-ft (20 - 25 Nm)