What was found
(CAN) PILOT REPORTED OBSRVING WHITE FUMES COMING OUT OF LT ENGINE DURING CRUISE. EMERGENCY FIRE DRILL CARRRIED OUT & FIRE OUT. INVESTESTIGATION ON GROUND CONDUCTED, FOUND FIRE DAMAGE TO HIGH TENSION MAGNETO LEADS, OIL HOSES, HYDRAULIC & FUEL HOSES & ELECTRIC WIRINGS. MAGNETO , FUEL PUMP, HYD PUMP, VACUUM PUMP WIRE AFFECTED. OIL STAINS REMAINING WITHIN AREA BETWEEN FIREWALL & AFT OF CRANKCASE ACCESSORY HOUSING & FIRE CONTAINED WITHIN AREA ONLY ATTEMPTED TO FIND CAUSE OF FIRE, FUEL PUMP TURNED ON, & NO FUEL LEAKAGE EVIDENT FROM PUMP & HOSES, DRY MOTOR RUN ALSO CARRIED OUT, & DISCOVERED FRESH OIL DRIPPING THROUGH PRESSURE FILTER OIL SEAL AS REFERRED ABOVE.