Try this posted by charleyd on May 27, 2013 at 07:25 PM
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shifting fork) is that not special tools, sleeves, pullers or a press will be required. This is as simple a transmission fix as there is. While you are in it though, a fresh set of brass synchronizers would be indicated. Fresh oil and a clean magnetic debris catcher as well as a gasket or two and new RTV gluings.
Have fun. Great time to do it if you do not have a heated garage.