1966 Dodge D/Dart ~ 'Mystery, Myth and Misconception'
Although the Iron Butterfly's transmission dramatically failed during the 1969 Nationals, it looks like the photo is Ron Mancini's SS/DA during the 1969 NHRA World Finals ( burn-out box failure per Steve Stasko, current owner)
http://s34.photobucket.com/user/sixpakdodge/media/mancini.jpg.html