ENGINE ASSEMBLY CODES IDENTIFICATION 1982 2 5 151 LR8 2 5 151 LW9 2 8 173 LE2 VIN R VIN 5 VIN X 3M 3J 3L 3P 5J 5L 5M 5P CAV CBH CMM C7W 3S 3K 5K CAZ CBJ CMS D2A CBA CBK C7N D2B CBB CMC C7R D2C CBC CMF C7S D20 CBD CMH C7T D2F CBF CMJ C7U D2H 3 0 181 LK9 4 3 260 LT7 VIN E VIN T EA EB UAC UAH UAL 1983 2 5 151 LR8 2 5 151 LW9 2 8 173 LE2 VIN R VIN 5 VIN X YAA VAL YAP VSS YSY YSZ YTT D2J DCD DCM DCW VST D2K DCF DCN DCX D2M DCH DCR DMC D2N DCA DCS DMD D2R DCC DCT DMF D2S DCJ DCV DMH DCB DCK 3 0 181 LK9 4 3 260 LT7 VIN E VIN T NAA NCA RA RC ULJ ULN UMK UNM NBA NDA RB RD ULK ULP UMH UNN ULL UMF UM7 UNP 1984 2 5 151 LR8 2 8 173 LE2 3 0 181 LK9 VIN R VIN X VIN E Z3J Z3L Z5L Z5M SCK C4J C5C C5J MCA MFA MAB MBB Z3K Z5C SCM C4K SCU C5K MDA SCC C4M C5D C5M SCH C4X SCW C5N C4F C4V C5F SCT C4H C4Z C5H SCS 3 8 231 LN3 4 3 260 LT7 VIN 3 VIN T FCB FFC UKS UBB UAS UBJ UKT UBS UBA UBK UKU UBT UBB UBL UKX UAA UCF UBM ULX UAB UCC UBN ULV UAC UCD UBP ULZ UAM UBF UCB UMB UAP UBH UBD 1993 GENERAL MOIORS SERVICE PARTS OPERATIONS BU CK 44A 0 000 0 2 4 93