I HAVE A 1987 2.3 OMC ENGINE MISS STARTES AS SOON AS ENGINE STARTES TO WARM UP <br />MISS INCREASES AS ENGINE GETS HOTTER, AS THOUGH IT IS RUNNING ON 2 CYLINDERS,ENGINE<br />WILL IDLE ALL DAY, MISS IS GETTING WORST CAN'T GET OVER 2500 RPM WITH MISS,ORIGINLY <br />MISS SHOWED UP AROUND 4000...