Stock Buick F-263 Head/Gasket Swaps | |||||
Engine Block |
Cylinder Head |
Head Gasket |
Actual C/R |
Nominal C/R |
Advertised C/R |
1951-52 | 1951-52 | 0.015 | 7.20 | 7.2 | 7.2 |
1951-52 | 1951-52 | 0.050 | 6.86 | 6.9 | 6.9 |
1951-52 | 1951-52 | 0.075 | 6.67 | 6.7 | 6.6 |
1951-52 | 1953 | 0.015 | 7.52 | 7.5 | --- |
1951-52 | 1953 | 0.050 | 7.19 | 7.2 | --- |
1951-52 | 1953 | 0.075 | 6.98 | 7.0 | --- |
--- | |||||
1953 | 1953 | 0.015 | 7.55 | 7.6 | 7.6 |
1953 | 1953 | 0.050 | 7.22 | 7.2 | --- |
1953 | 1953 | 0.075 | 7.01 | 7.0 | 7.0 |
1953 | 1951-52 | 0.015 | 7.18 | 7.2 | --- |
1953 | 191-52 | 0.050 | 6.89 | 6.9 | --- |
1953 | 1951-52 | 0.075 | 6.70 | 6.7 | --- |
Milling the head .030" gives an additional .25 C/R |