I just want spl and nothing but it.. they say 3-5 cf ported.. anyone have demensions for me or what kind of port i should use....pictures are worth a million as goes for the port.. i havent built a ported encloser yet.. but this could be a start on this sub i have laying around... please help me i have plenty of space for say 4 cf.. yous just let me kno what i have to do to get this as loud as possible.. i have a rf1001 bd but at 4 ohm i get 500w so its all gravy thanks