Mopar Engine Block Casting Numbers

Mopar Engine Block Numbers
 

Mopar Engine Block Casting Numbers — The list covers a wide range of engines including the popular 318, 340, 383, 400, 413, 426, and 440 engines. Locate your engine casting number on the left-hand side of the engine.

Casting NumberSizeFamilyYearsComments
1737629361 1961 – 1964 
1851629413RB1961 
1852029413RB1962 
1852029413RB1962-63 
1852029426RB1962-65 
2120229361B  
2120329383RB1959-60 
2120429361B  
2120529413RB1959-65 
2128854361 or 383B1964 
2202843170G  
2202857225RG  
2205528225RG  
2205630170G  
2205697413 or 426RB1959-65 
2205712361B1958-66 
2264230318A1960-67 
2264478170G  
2406730426RB1963-65 
2440873426RB  
2463230170G1965 
2463252273LA  
2463430225RG1966 
2465330273LA1964-66 
2466090318LA  
2468030413 or 426RB  
2468130383B1959-71 
2468230318A  
2468330426RB1964-65 
2468330426RB1966-71HEMI
2532130383B1965 
2532230426RB1964-66Wedge
2532630318A  
2536030318LA1967-75 
2536130273LA1965 
2536430440RB1966-72 
2566080318LA  
2586430?????????Contact Us If You Have Info
2658836426RB  
2658930361B1965 
2780930340LA1968-73Not T/A or AAR
2806030273LA1966-69 
2806030318LA1961-74 
2806130273LA1965-69 
2806830225RG  
2899830383B1970 
3418496360LA1971-74 
3577130TA340 TALA1970-71T/A and AAR
3614230400B1971-72 
3698630400B1973-78 
3698830440RB1972-78 
3810230360LA1975-78 
4006530400B1976-78 
4006630440RB1975-78 
4104230318LARace Engine 
4179930360LA1975 – 1993