CHEVROLET 6-CYLINDER 216, 235 AND 261 CYLINDER
BLOCK CASTING NUMBERS
1937 to 1962
Also refer to the following website for
additional information:
http://www.inliners.org/becks/BCN2.html
216 cu. in.
YEAR
NUMBERS
BLOCK CASTING NUMBERS
1937
1 to 1187821
838101
838710
1938
1187822 to 1915446 [FLINT]
B1 to B10502 [BUFFALO/
TONAWANDA]
838710
1939
1915447 to 2697267
B10503 to B105461
838941
1940
2697268 to 3665902
B105462 to B221935
839132
1941
AA1001 to AA1163720
AC1001 to AC19549
839400
PREFIXES
1942
2AA, 2AC, BA
839770
1942 to 1951
CHEVROLET
3837012
1942 to 1953
CHEVROLET TRUCK
8335794
1946
DA
839770
1947
EA
839770
1948
FA
3835253
1949
GA
3835253
1950
AHCA, AHCM, BHCA, BHCM, HAA, HAM, HAC, HAP, HBA, HBM, HCA, HCM, HCD, HCQ
3835497
1951
AJCA, AJCM, BJCA, BJCM, JAA, JAM, JAC, JAP, JBA, JBM, JCA, JCM, JCD, JCQ
3835497
1952
AKCA, AKCM, BKCA, BKCM, KAA, KAM, KAC, KAP, KBA, KBM, KCA, KCM, KCD, KCQ
3835497
1952
CHEVROLET
3835794
1953
ALCC, ALCP, BLCC, BLCP, LAG, LAT, LAJ, LAV, LBA, LBM, LCA, LCM, LCC, LCP, LCD, LCQ, LCR, LCU
3835849
235 cu. in.
YEARS
PREFIXES
BLOCK CASTING NUMBERS
1941
AG, AL
3660439
1942
BG, BL
839751
1946
BG, BL-1st DESIGN
839751
1946
DDA, DDM, DEA, DEM-2nd DESIGN
839751
1947
EDA, EDM, EEA, EEM
3835335
1948
FDA, FDM, FEA, FEM
3835309
1949
GDA, GDM, GEA, GEM
3835309
1950
HDA, HDM, HEA, HEM
3692703
1951
JDA, JDM. JEA, JEM
3692703
1952
KDA, KDM. KEA, KEM
3835692
1950-1952
CHEVROLET TRUCK
3692713
1953
LDA, LDM. LEA, LEM, LAA
3701946
3701483
1954
T54 [TONAWANDA] OR F54 [FLINT]
FOLLOWED BY
L, LA,M, MA, MB,N, P, Q,
R,S,T,TA,U, UA, UB, X, XZ, XB, Y, YE, YG, Z, ZC, ZE,ZB
3701481
1954
CHEVROLET
3845363
1954
EXC 1953 STICK
3701481
1954
FIRST SERIES
3835911
1955
FIRST SERIES
3733949
1955
04/01/56
3836233
1955 to 1957
CHEVROLET
3837004
1956 to 1962
3764476
1958 to 1959
CHEVROLET TRUCK
3738307
1958 to 1960
CHEVROLET
3738307
1960
CHEVROLET TRUCK
3739716
261 cu. in.
1954 to 1955
FIRST SERIES
3702436
3703414
1954 to 1955
CHEVROLET TRUCK
3733950
1955 to 1957
3836340
1955 to 1957
CHEVROLET TRUCK
3733340
1955 to 1959
CHEVROLET TRUCK
3738813
1956
3836340
1957
3836340
1958 to 1962
CHEVROLET TRUCK
3739365
1959
3759365
1959 to 1962
CHEVROLET TRUCK
3769717
1959 to 1962
CHEVROLET TRUCK
3769925
1960 to 1962
3769923
SCHOOL BUS CHASSIS: The 235 cu. in. engine can be distinguished from the 216 engine by the engine serial number prefix as follows:
1941
AG or AL
1942
BG or BL
1946
BG or BL (FIRST DESIGN)
1946
DDA, DDM, DEA, or DEM (SECOND DESIGN)
1947
EDA, EDM, EEA, or EEM
1948
FDA, FDM, FEA, FEM, FCF, or FCS
1949
GDA, GDM, GEA, GEM, GCF, or GCS
1950
HDA, HDM, HEA, HEM, HCF, or HCS
1951
JDA, JDM, JEA, JEM, JCF, or JCS
1952
KDA, KDM, KEA, KEM, KCF, or KCS
1953
LDA, LDM, LEA, LEM, LCF, or LCS