As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER TAKEOFF, ACFT BLEED AIR PACK GAVE OFF ACRID & DIRTY SOCK ODOR. THE FLIGHT CONTINUED & LANDED WITHOUT FURTHER INCIDENT. NO EMER WAS DECLARED. ENG RUNS DETERMINED ODOR COMING FROM RT ENG. ACCOMPLISHED A BORESCOPE OF RT ENG & FOUND OIL IN 8TH STAGE COMPRESSOR SECTION. CHANGING RT ENG. THE ACFT WAS GNDED. REPLACED NR 2 ENG IAW MCM & AMM 71-93-61. ACCOMPLISHED PACK BURN IAW AMM 21-00-21 & CARD 05-96-40. NO ODOR NOTED.