I DROVE THROUGH LITTLE STAGNANT WATER ABOUT 6 TO 8 INCHES ON PERIMETER RD. WEST. AFTER DRIVING THROUGH THE WATER, THE CAR BEGAN RUNNING AND IDLING ROUGHLY. THE CAR EVENTUALLY STALLED ON PERIMETER RD. WEST, IMMEDIATELY SOUTH OF THE BLUE PLAINS TUNNEL SITE. A PASSING DRIVER HONKED AND YELLED TO GET OUT OF THE CAR BECAUSE IT WAS ON FIRE. WE WITNESSED FLAMES COMING FROM THE UNDERSIDE OF THE VEHICLE. *TR