Flywheel + AC to DC Ignition Conversion Kit for Polaris Sportsman Scrambler Magnum Big Boss Ranger 500 1997-2003Two flywheels exist for Polaris 500cc models. This flywheel has the code FF97 stamped on its back. In doubt, please refer to specifications. Bring it back to life Introducing a brand new ACE Ignition System for your Polaris. Revive your old trusted Polaris and fix it for good with this ignition system that includes : AC to DC conversion system Improved magneto flywheel Benefits Easier diagnosis if a new problem arises Much less expensive than