Hood Performance
Cubic Inch / Compression / Cylinder Head Flow Calculator 

Click on the link button below and you will open a new window with a cubic inch displacement calculator you can use. Simply enter the information needed and hit calculate. 
Click on the link button below and you will open a new window with an engine compression ratio calculator. Enter your information and then you can calculate compression ratios, total volume, and/or combustion chamber volume. 
Click on the link below and open a new window with a cylinder head flow data chart. Look at flow data on your Gen 1 small block Chevy heads, or pick a Chrysler head or any other factory brand. Lots of interesting information on this site.
Enjoy the calculators these sites offer. As I find other cool things like this I will add them to this page