How much would it cost to change a transmission yourself?

My friend has a ford t-bird, and we want to change the transmission from automatic to manual. About how much would it cost to get a manual transmission, fix it up, and put it in ourselves?How much would it cost to change a transmission yourself?Your best bet is find another standard shift T-Bird in a local salvage yard and swap out everything that you're going to need - other wise, you're going to be collecting Social Security by the time you get all of the necessary parts together.How much would it cost to change a transmission yourself?$ 3000.00 and up