Well the earlier models actually are flipped 180 degrees whereas the later models are comprable 2 + a three fives 2 coil and have the same orientation as every other Tomos also if your case has four Mount holes instead of three you can get a CDI one that will replace it that's 12 volts you can run all your stuff at 12 volts all your 6 volt stuff will work with 12 but if you just need a flywheel post a pic of the stator