78-79 and then 85-97 are the years and to get 35 spline outters you can get them from moser I think. Here is the link to all things 60.
http://www.rightcoastcrawler.com/billaVista/60_front/Dana 60 Front Axle.htm
http://www.rightcoastcrawler.com/billaVista/60_front/Dana 60 Front Axle.htm