Mopar Engine Block 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 
About Roadkill Customs 324 Articles
Roadkill Customs has evolved into the de facto resource dedicated to low budget, back yard builders and do-it-yourself hot rodders...