4 cylinderwith fixed ignitionclockwiseconical drive shaft diameter 13x11mm + thread for nutand notch for a keygives a sparknot restoredall photos on our website part number MAGNETO69
Type 425-1800-14°304 cylinderanti clockwisemounting diameter 27mmlength including screwdriver drive : 67mm, drive 25mmgives a sparksecond-hand not restoredall photos on our website part number MAGNETO318