A new rare earth magnet. For the John Deere model E engines. These magnets have been made for. Lightning Magneto for many years and are tried and tested. You by the largest most trusted dealer specializing in John Deere. No one has more parts for John Deere Engines. Hit and miss engines than Lightning Magneto! These magnets have been copied but never duplicated. This magnet will never loose it’s charge and will never need to be recharged!!