NEED A LITTLE MORE INFO,WHAT RPM DOES IT START TO BREAK DOWN,ANY IDEA ABOUT FUEL PRESSURE,WAS FUEL FILTER REPLACED WHAT TYPE OF SPARK PLUGS INSTALLED,SOUNDS LIKE THE INTANK FUEL PUMP IS LOCKED UP, THE MAIN PUMP TRIES TO SUCK FUEL THROUGH INTANK PUMP AND CAN'T.WORK ON BMW FOR 15 YEARS THE E'S WERE MY BREAD AND BUTTER
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