Starter motor, Z18XE

Type designation		Bosch R70-M10 12V
Power	kW	1.35
No. of teeth on starter motor pinion		9
Number of teeth on ring gear		135
Ratio engine/starter motor		15:1

Test values

Not under load, 11.5 V	rpm A	4100 50
Under load, 7.5 V	rpm A	1000 450
Lowest engaging voltage for the solenoid switch	V	7