steering column fix

I got this steering column. It is a manual steering 3 speed on the tree column. I plan to use it in a manual steering floor set up. Is there a way to remove the shifting mechanism down by the coupler? Also the coupler has been beat to snot do they make a new seal for that I guess im not even sure what its called? Or where to get it. I wonder if this isnt it here the top center http://chucker54.stores.yahoo.net/lostcose.html