Studebaker Cylinder Head Identification

How to identify cylinder head compression ratios - Studebaker Engines
Keep in mind this table is for stock applications. Some additional information that is helpful is the CC size of the cylinder head.

Here is a list of V-8 cylinder heads by CC size
#537555, 54.5cc 1955-1961 motors
#1557570 54.5 cc 1963-1964 R-1 motors
#1555294 56.5 1962 motors only
#535976 58.0 cc 1956-1960 motors
#1557582 67.1 cc 1962-1964 R-2 and 1961-1964 truck motors

Engine type	Part #	Casting #	Location	Ratio	Gasket
"L" Head	1549218	1549218	Right Center	8.0-1
"L" Head	1548294	1548294	Right Center	7.0-1
OHV Head	1561582	none	none	8.0-1	1558948
V8	537571	537555	Outside Center	8.0-1 8.5-1	535982 1545072
V8	536097	535976	Outside Center	7.5-1
V8	536790	Use 1557580		7.0-1
V8	1555295	1555294	Outside Center	8.25-1	1545072
V8	1557580	1557582	Outside Center	7.0-1 7.5-1	535982 1545072
V8	15557571	1557570	Outside Center	9.5-1 10.25-1	535982 1545072
V8	1557579	1557581	Outside Center	8.0-1 8.5-1	535982 1545072
OHV	1561582	none	none	8.5-1	1550608
Note: Gasket 535982 is .050 thick and gasket 1545072 is .020 thick

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