DRIVING AT 45MPH, SMELLED SMOKE FROM WHAT APPEARED TO BE AN ELECTRICAL FIRE. APPROXIMATELY 1/2 MILE DRIVING TIME, THE ENGINE AND ALL POWER CUT OFF. GOT SOMEONE TO HELP PUSH THE CAR OFF ROAD WHEN ANOTHER PERSON NOTICE THERE WAS A FIRE COMING FROM UNDERNEATH THE ENGINE. FIRE DEPARTMENT WAS DISPATCHED BUT ENGINE WAS COMPLETELY ENGULFED BY THE TIME THEY GOT THERE TO PUT OUT THE FIRE. POLICE AND FIRE MARSHALL DETERMINED FIRE CAME FROM ELECTRICAL FUSE BOX INITIALLY. CAR WAS TOTALED BY INSURANCE. *TR