i jsut did a 2.2 swap its now missing i narrowed it down to fuel it maybe the injectors but it runs fine full power from like 0-60 and slow down to a stop itll start missing again and running in park ill rev it up itll miss when i rev it up a few times and then itll be fine a few time and the fuel pump is whinning real loud could it be that not being able to pump what its suppose to be pumpin all the time any help

thanks
-jason