66 Dart u joint

Here's a couple of sources/links and a chart (which shows PNs for switching from an original Detroit/ball & trunnions setup to a slip yoke/u-joint setup. See the Spicer number and maybe you can cross reference for exact dimensions. GL.

moog-ujoint-packagedeal860 - U Joint Package - Dodge Dart 66-67 made by MOOG

http://www.autopartswarehouse.com/search/?searchType=global&N=0&Ntt=1966+Dodge+Dart+U+Joint