Krice420 Posted July 19, 2008 Report Share Posted July 19, 2008 Do you always have to follow the 12-16 inches for port per 1f3. my bad i just realized i had the wrong measurement in but is it necessary to follow this rule? 2 18'' fi btls fully loaded 2 sundown saz 3000d 1 iraggi 200 amp alt 3 powermaster 3100d series batts 11.75 cuft wall after displacement tuned to 31.08 hz Link to comment Share on other sites More sharing options...
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