new member 1974 dart sport

It's either a 75 or 76 model that had that tail panel.
Hope this helps,
alan627b
A couple of interesting links.
http://www.geocities.com/icm3459/
http://www.geocities.com/locomotionracing/
http://www.cardomain.com/ride/281368/5
http://s6.photobucket.com/albums/y228/CornDog05/1974 Dodge Dart/?start=all