Sites on Square port tuning?

.'~DAYE£?~'. Gold Member Username: 54danny54 Betsy layne, Kentucky..GO... USA duh Post Number: 1684 Registered: Nov-04	Posted on Tuesday, February 07, 2006 - 21:03 GMT anyone know a couple...also finind out port volumes
sean Gold Member Username: Insearchofbass Post Number: 4650 Registered: Jun-04	Posted on Tuesday, February 07, 2006 - 21:10 GMT http://www.carstereo.com/help2/Articles.cfm?id=31
.'~DAYE£?~'. Gold Member Username: 54danny54 Betsy layne, Kentucky..GO... USA duh Post Number: 1685 Registered: Nov-04	Posted on Tuesday, February 07, 2006 - 21:13 GMT wtf it keeps saying i need infinity port length for a square port