I have a 1995 sunfire i changed the fuel injector o ring now the car fluids it self and only starts for a sec?

it studers ..I have a 1995 sunfire i changed the fuel injector o ring now the car fluids it self and only starts for a sec?take it back apart and check the o ring . sounds like it is not sealing correctly. also when you install the new one you should lubricate it with some oil or a little grease