This Intermotor Rotor Arm (Part Number: 47150S) is designed for ignition distributors. It is compatible with various OEM references including Audi (036905225H), Ford (A810X12200H), Opel (1212217, 1212220), and Seat (036905225H). The rotor arm's purpose is to spin inside the distributor cap and transfer voltage to the spark plugs in the correct order. This part is an interference suppression type and replaces OE Part: Bosch. Net weight is 0.024 kg. Cross-references include BorgWarner (BERU) EVL088, Bosch 1 234 332 273, and Lucas CAV DRB447C. Sold individually, quantity included is 1.