Savior High Performance Racing AC Fired 6 Pin CDI Box for GY6 50cc 125cc 150cc Scooter Moped ATV Go Kart Fit GY6 4-Stroke Scooters, Mopeds, ATVs, & Go Carts using AC pulse NOTE: Will not work for Hond a TRX 125 1987 1988 AND MORE! L x W x H = 2 7/8"(72mm) x 1 5/8"(42mm) x 15/16"(34mm)