As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING LANDING & FLIGHT IDLE HAD AN ODOR IN THE COCKPIT. TOWER ADVISED THE RT ENGINE WAS SMOKING. THE SMOKE DISSIPATED INSIDE & WAS NO LONGER VISIBLE TO THE TOWER. REPLACED THE RT ENGINE DUE TO INTERNAL OIL LEAK & SMOKE IN THE CABIN. PERFORMED SATISFACTORY GROUND RUNS & LEAK CHECKED IAW AMM.