Performance Oil Radiator Set / Oil Cooler Set for 4 stroke Chinese Scooter GY6 50 125 150 139QMB 152QMI 157QMJ Review HuggingUrchin July 22, 2018 November 7, 2018 No Comments on Performance Oil Radiator Set / Oil Cooler Set for 4 stroke Chinese Scooter GY6 50 125 150 139QMB 152QMI 157QMJ Review This fits your . Make sure this fits by entering your model number. GY6 Performance Oil Radiator Overal Lengh*Width*Height=200mm*95mm*45mm Oil Hose: ID 15mm Length:3 meters Scooter GY6-50, GY6-125,GY6-150.