To save time assume that I know everything.. //content.invisioncic.com/y282845/emoticons/naughty.gif.94359f346c0f1259df8038d60b41863e.gif
It will make a night and day difference, the spider that the RL-p uses is very thick and strong and will need time to become pliable, the thick spiders affect on the sound, while it is new is like pressing against the cone with a towel, output and efficiency are reduced greatly.
Why make em like this?
Because it makes the suspention very strong, the drawback is a long breaking period.
Have you looked at your ported box options?, not every good sounding ported box needs to be huge.