What was found
PILOT REPORTED THAT RIGHT ENGINE SECURED IN FLIGHT, ITT WAS STEADILY RISING ABOVE LIMITS TO AROUND 940C AND TORQUE WAS STEADILY DECREASING UNTIL ENGINE WAS SECURED. AFTER LANDING OIL FOUND LEAKING FROM ENGINE AND PROP WAS SEIZED. MAINTENANCE PULLED THE COCKPIT VOICE RECORDER AND FLIGHT DATA RECORDER FOR FURTHER INVESTIGATION. REPLACED THE ENGINE OIL COOLER, HOSES, AND RIGHT EXITER BOX. QUALITY ASSURANCE WAS REQUESTED TO INSPECT FOR RIGHT ENGINE FOD DAMAGE, OVER TEMPERATURE SITUATION, AND A LOSS OF OIL INSPECTIONS. THEY ALSO INSPECTED FOR AUDIBLE RUBBING, BINDING, OR SCRAPING AND WINDMILLING ISSUES. THE RIGHT ENGINE WAS THEN REPLACED.