C11 1977 CHEVROLET ENGINE IDENTIFICATION A SERIES ASSEMBLY CODES 4 250 CID L22 OPT 305 CID LG3 OPT 350 CID LMI OPT V N D VIN U VIN L CCC CRA CKH CMF CCD CRF CKM CHX CCF CKR CKK CJA CHA CCA B SERIES ASSEMBLY CODES 250 CID L22 OPT 305 CID LG3 OE 350 CID LMI OPT VIN D VIN U VIN L CCC CCR CPM CKA CLL CUC CCF ccs CFR cI B CMM CJA CCA CRB CUB CJB CJF F SERIES ASSEMBLY CODES 250 CID L22 OPT 305 CID L63 OPT 350 CID LMI OPT VIN D VIN U VIN L CCD CCC CPA CZK CKH CKS cc CBY CPC CZL CKM CLX CJA CPY C2M CLU CHZ H SERIES ASSEMBLY CODES I40 CID LII OPT 305 CID LG3 OPT VIN B V N U CAY CBS CAC CPK CRC CAZ CBT CBY CPL CRD cam CAB caz CPU cm CAA C X SERIES ASSEMBLY CODES 250 CID L22 OPT 305 CID r LG3 OPT 350 CID LMI OPT VIN D VIN U VIN L CCD CZD CPA CZK CKH CCF CSY CPC C2L CKM ccc cPv gi cm Cm WAREHOUSING AND DISTRIBUTION DIVISION OF GENERAL MOTORS CORPORATION CHEVROLET IO 24