Join Date: Aug 2003
Location: near wisconsin north of the twin cities minnesota
Dana 21 divorced at first glance but at second its a Dana 20 with a AA divorced kit. Dana 300s have an aluminum output shaft housing while the 20s are cast iron.
I design and build parts for AMC V8 racing engines, street or trail. If you have a specific performance question please PM me I will be glad to give you 100% accurate information.
Big ones line up...little ones get in a group