Various types of starter motor were later developed. The case is a new design featuring a new position for the starter motor. Each engine car also contained a Ricardo petrol engine for use as a starter motor. Some implementations don't use a starter motor, eliminating concerns of starter motor wear. A Nippon Denso starter motor was standard. The alternator and starter motor are mounted behind the cylinders. Starter motor is electrical with ; since 01.88 was . It is normally attached directly to the starter motor which it controls. The solenoid also closes high-current contacts for the starter motor, which begins to turn. Here the starter motor does not turn the engine directly. The GLE 450 will have a 48V electric system with an integrated starter motor. A freewheel clutch is now used in many motorcycles with an electric starter motor. Wiring should be similar in size to the wiring to the vehicle engine starter motor. MG1 is used as the starter motor and charges the battery for series hybrid operation. The 908 HY adds a electric motor, replacing the car's standard starter motor.