HI ALL WONDER IF ANY ONE CAN HELP I HAVE A97 P38 4.6 HSE REBUILT ENGINE WITH TOP HATS,REPLACED FUEL PUMP,FILTERS,COILS,PULGS,LEADS,MAF,CAM, THE SENSERS CRANK, CAM,TP,KNOCK,COOLANT AND STEPPER MOTOR AND THIS CAR OF MINE IS DRIVING ME MAD. HAD IT PLUGGED IN TWICE AND NO FAULTS JUST A BAD MISFIRE...