Ignition Coil 1-214-210-370 Brand: Bosch Part Number: 1-214-210-370 Notes: Genuine New Old Stock Bosch Internal Ignition Coil. Fits Hirth 793 230R Triple and Hirth 650 172R40 and 172R41 Twin Red Baron free air engines. Fits Arctic Cat King Kat, Polaris TX800, Rupp Magnum 800, AMF Ski-Daddler XX1, XX650, Skiroule RTX800, Polaris and others. . Arctic Cat Part numbers 6400-032. According to my Bosch books applications include: Hirth: 230R, 231R Kohler: K645-3SS Rotax: 293, 645, 797 Sachs: SA3-650RX JLO: R650/3 Price: $17.00