External Coil AT Yamaha Motorcycles - Moto Guzzi

External coil high voltage, 2.5 Ohm, distance between holes 80 mm, double faston for CDI with the plug wire 110 cm lenght. Reference codes Moto Guzzi GU31716560 and Yamaha 4DN8232000. For plants Moto Guzzi not replaceable if this was originally a plant Marelli.