1998 FORD EXPEDITION 5.4 BLEW OUT SPARK PLUG #2 ON WIFE'S CAR. RAW FUEL WAS PUMPED OUT ONTO EXHAUST MANIFOLD. WITH TOWING AND REPAIR $5,000.00 FOR THIS VERY COMMON KNOWN FORD DEFECT. DOCUMENTATION THIS ON YOU-TUBE BECAUSE FORD WILL NOT RECALL THESE ENGINE TYPES FOR THIS LIFE THREATENING DEFECT. SPARK PLUGS HAVE NEVER BEEN REPLACED TO MY KNOWLEDGE THEREFORE RULING OUT IMPROPER TORQUE. *TR