yeaterday car took ages to start, normally just a couple of seconds and it fires into life,

today it took even longer and even once it started it didnt really want to keep running

now when i hold the revs you can feel the engine juddering i dont know if its missing or not but you can hear the engine popping too

any ideas of whats suddenly changed ???????

didnt think it was going to start this morning it took that long

help please.............matt