67 Dart

Well they are available. Summit has some as well as other outlets.

http://www.summitracing.com/search/Department/Wheels-Tires/Section/Wheels/Part-Type/Wheels/Wheel-Diameter/14-in/Wheel-Width-in/7-000-in/Wheel-Bolt-Pattern/5-x-4-in/?Ns=Rank|Asc

You want to pay attention to backspacing as well, my stock wheels on my 74 Sport are 4".