Motorcycle Fuel Injector Nozzle for Benelli Qianjiang TNT 600 300 125 150 400 TRK251 TRK502 Leoncino 250 500 502C 502X Fit For Benelli Qianjiang TNT 600 300 125 150 400 TNT25 302 TRK251 TRK502 Leoncino 250 500 502C 502X , fuel cylinder mounting slot ,suits daily street riding scenarios Direct plug installation ,aligns fuel rail interface ,avoids pipeline extra fitting parts Delivers uniform fine fuel mist ,balances fuel mixing ratio ,boosts engine throttle response at all rotation speeds machined nozzle core with sealed plastic base ,adopts temperature stable outer material ,reduces spray clog issues Produced per dimension standards ,fits tight inside fuel port ,maintains stable fuel supply pressure during operation