Well, here's a spreadsheet I've worked on and used for a while for designing intakes. I mostly do 4 cylinder stuff but it could be used for V8 etc.
*Right click - "Save target as"*
Here's one that originally came from one of the GN turbo buicks website. I modified it a little to add some extra calcs. It's quite a good little calculator. Credit goes to the original author.
*Right click - "Save target as"*
Hope you like them. Any questions please ask.
Stef
*29/12/2007 - Updated*
Edited By bruce on 1200054932