Chevy Casting Numbers, Big Block Chevy Head Castings:

Chevy Casting Number Search: Enter a casting number to search for. Enter up to five numbers separate by commas.

Casting Number	Engines	Years Used	Type
330864	396, 402, 366, 427, 454 Truck Tall Deck	1968 - 1984	Open Chamber, Oval Port
330865	396, 402, 366, 427, 454 Truck Tall Deck	1968 - 1984	Open Chamber, Oval Port
330866	366, 427 Tall Deck	1968 - 1978	Open Chamber, Oval Port
330867	427 Tall Deck	1968 - 1973	Open Chamber, Oval Port
336765	427 Tall Deck	1968 - 1978	Open Chamber, Oval Port
336768	427 Tall Deck	1973 - 1976	Open Chamber, Oval Port
336781	454, 118cc Chamber, 256/114cc Ports	1973 - 1985	Open Chamber, Oval Port
343771	366, 427, 454 Tall Deck	1968 - 1986	Open Chamber, Oval Port
343772	366, 427, 454 Tall Deck	1968 - 1986	Open Chamber, Oval Port
343783	454 Truck	1970 - 1976	Open Chamber, Oval Port
346236	454, 120cc Chamber, 225/116cc Ports	1975 - 1987	Open Chamber, Oval Port
352625	454 Truck	1970 - 1976	Open Chamber, Oval Port
353049	454, 122cc Chamber, 255/119cc Ports	1973 - 1984	Open Chamber, Oval Port
366765	427 Tall Deck	1974 - 1978	Open Chamber, Oval Port
473328	366 Tall Deck	1968 - 1969	Open Chamber, Oval Port
3856206	396, 97cc Chamber	1965 - 1966	Closed Chamber, Oval Port
3856208	396/425hp, 109cc Chamber 396/375hp Z-16 Chevelle	1965	Closed Chamber, Rect Port
3856213	366, 427 Tall Deck	1966 - 1982	Closed Chamber, Oval Port
3856260	396 Truck	1968	Closed Chamber, Oval Port
3872702	396, 427, 98cc Chamber	1965 - 1966	Closed Chamber, Oval Port
3873858	396, 427, 109cc Chamber	1965 - 1967	Closed Chamber, Rect Port
3876875	427 Tall Deck	1977 - 1985	Open Chamber, Oval Port
3904390	396, 427, 98cc Chamber	1967	Closed Chamber, Oval Port
3904391	396, 427, 107cc Chamber	1967	Closed Chamber, Rect Port
3904392	427, Aluminum, L88, L89, 107cc Chamber	1967	Closed Chamber, Rect Port
3904393	366 Tall Deck	1968 - 1976	Open Chamber, Oval Port
3908952	427, M.truck, Marine	1967	Open Chamber, Oval Port
3909802	396, 427, 101cc Chamber	1967	Closed Chamber, Oval Port
3917215	396, 427, 101cc Chamber	1967 - 1968	Closed Chamber, Oval Port
3917219	366, 427 Tall Deck	1968 - 1985	Open Chamber, Oval Port
3919840	396, 427, 107cc Chamber	1967 - 1969	Closed Chamber, Rect Port
3919842	396, 427, Aluminum L88, L89, 107cc Chamber	1968 - 1969	Closed Chamber, Rect Port
3931063	396, 402, 427, 101cc Chamber	1968 - 1969	Closed Chamber, Oval Port
3933148	69 396/265hp, 366, 427, 112cc Chamber Tall Deck	1969 - 1984	Open Chamber, Oval Port
3933149	427, 122cc Chamber Tall Deck	1968 - 1976	Open Chamber, Oval Port
3935401	427 Tall Deck	1968 - 1976	Open Chamber, Oval Port
3946074	69 427 L88, ZL1, Aluminum, 118cc Chamber '71 454 LS6, Round Exhaust Port	1969 - 1971	Open Chamber, Rect Port
3964290	396, 402, 427, 454, 101cc Chamber Large Or Small Hex Spark Plugs Used	1969 - 1970	Closed Chamber, Oval Port
3964291	396, 402, 427, 454, 109cc Chamber, Large Or Small Hex Spark Plugs Used, Crate Motor Usage In Years After 1970.	1969 - 1972	Closed Chamber, Rect Port
3965198	396 Truck	1968 - 1969	Closed Chamber, Oval Port
3975950	396, 402 Truck, 366, 427 Tall Deck	1968 - 1970	Open Chamber, Oval Port
3986133	366, 427, 454 Truck Tall Deck	1968 - 1985	Open Chamber, Oval Port
3986135	366, 427 Tall Deck	1969 - 1973	Open Chamber, Oval Port
3986136	366, 427, 454 Truck Tall Deck	1968 - 1984	Open Chamber, Oval Port
3993820	402, 113cc Chamber, 255/114 Ports	1971	Open Chamber, Oval Port
3993820	454 Passenger And Trucks, 113cc Chamber, 255/114 Ports	1971 - 1984	Open Chamber, Oval Port
3994026	454 LS6, 118cc Chamber	1971	Open Chamber, Rect Port
3999241	402, 454, 113cc Chamber	1972	Open Chamber, Oval Port
6272292	402, 454	1970 - 1978	Open Chamber, Oval Port
6272990	454 Service Replacement, Used On Some MKIV Crate Engines, 118cc Chamber	1970 - up	Open Chamber, Rect Port

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