Block Casting Numbers
216 cu. in. year numbers block casting numbers 37 1 to 1187821 838101
83871038 1187822 to 1915446 &
B1 to B10502838710 39 1915447 to 2697267 &
B10503 to B105461838941 40 2697268 to 3665902 &
B105462 to B229135839132 41 AA 1001 to AA 1163720 &
AC 1001 to AC 19549839400
year prefixes block casting numbers 42 2AA, 2AC, BA 839770 42-51 Chev 3837012 42-53 Chev Trk 8335794 46 DA 839770 47 EA 839770 48 FA 3835253 49 GA 3835253 50 AHCA, AHCM, BHCA, BHCM, HAA, HAM, HAC, HAP, HBA, HBM, HCA, HCM, HCD, HCQ 3835497 51 AJCA, AJCM, BJCA, BJCM, JAA, JAM, JAC, JAP, JBA, JBM, JCA, JCM, JCD, JCQ 3835497 52 AKCA. AKCM, BKCA, BKCM, KAA, KAM, KAC, KAP, KBA, KBM, KCA, KCM, KCD, KCQ 3835849 52 Chev 3835794 53 ALCC. ALCP, BLCC, BLCP, LAG, LAT, LAJ, LAV, LBA, LBM, LCA, LCM, LCC, LCP, LCD, LCQ, LCH, LCU 3835849
235 cu in year prefixes block casting numbers 41 AG, AL 3660439 42 BG, BL 839751 46 BG, BL-1ST DESIGN 839751 46 DDA, DDM, DEA, DEM-2ND DESIGN 839751 47 EDA, EDM, EEA, EEM 3835335 48 FDA, FDM, FEA, FEM 3835309 49 GDA, GDM, GEA, GEM 3835309 50 HEA, HEM, HDA, HDM 3692703 51 JDA, JDM, JEA, JEM 3692703 52 KDA, KDM, KEA, KEM 3835692 50-52 Chev Trk 3692713 53 LDA, LDM, LEA, LEM, LAA 3701946
370148354 T54 OR F54 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, ZH 3701481 54 Chev 5845363 54 EXC 53 STICK 3701481 54 FIRST SERIES 3835911 54 Corvette 3701488 55 FIRST SERIES 3733949 55 04/01/56 3836233 55-57 Chev 3838004 56-62 3764476 58-59 Chev Trk 3738307 58-60 Chev 3738307 60 Chev Trk 3739716 60 Chev Trk F0361A 3769716 61 Chev Trk F1204J 3769716
261 cu in year engine block block casting numbers 54-55 FIRST SERIES 3702436 54-55 Chev Trk 3703414 55-57 3733950 55-57 Chev Trk 3836340 55-57 Chev Trk 3733340 55-59 Chev Trk 3837012 56 3738813 57 3836340 58-62 Chev Trk 3836340 59 3739365 59-62 Chev Trk 3769717 59-62 Chev Trk 3769925 60-62 3769923
