VEHICLE PARKED IN DRIVEWAY 4 DAYS. IT CAUGHT FIRE. FIRE DEPT DISTINGUISHED THE FLAMES. INDICATION OF FIRE ORIGIN WAS IN THE IGNITION SWITCH FIXED WIRES. CONTACTED FORD. INDICATED RECALL WAS SENT OUT. BEEN HAVING PROBLEMS WITH VEHICLE SKIPPING & MISSING. TOOK TO SERVICE DEPT & INFORMED HEAD GASKETS HAD BLOWN & WATER LEAKED INTO CYLINDER. NO TECHNICAL SERVICE BULLETIN FOR THUNDERBIRD ABOUT HEAD GASKETS. *AK