Injector for vehicles

PURPOSE: An injector for vehicles is provided to increase the availability ratio of air because fuel is sprayed through a plurality of nozzles, having a different K factors and spread toward the other part of a combustion chamber. CONSTITUTION: An injector for vehicles comprises a cylindrical hosing(10), a plurality of nozzle holes, and a needle. A plurality of the nozzle holes is penetrated through an inner side and outer side of the housing in a lower part of the housing. The needle mover back and forth and opens/closes the nozzle holes selectively. A plurality of nozzle holes comprises a plurality of K factors.