727 trany shift linkage help...got to fix by weekend..

I just got my trany rebuilt Nd the shift levers on the transmission worked when it wasnt installed....I installed put everything back together and only the bottom of the two levers clicks through the gears.now.....when I move the column shiter it doesn't click through gears either...please some help here...do I need the top lever or can I just run it to the bottom one....?o