This is the OEM CDI Ignition for the 2-stroke Yamaha, JOG Minarelli 1PE40QMB, 1E40QMB, E40QMB  scooter, ATV, quad, go-kart, and moped engine.  This CDI fits the Alpha Sports, Bombardier and Hammerhead ATVs, mini bikes, mopeds and scooters as well as Eton, Italjet, Malaguti, TNG, Vento Triton R4, Vento ZIP GT5, Vento Zip R3i. (This CDI has a 2-pin plug, and 3 singles, Black, Red and Red/White)