74 Dart Sport. Hedman Header Hell.

You don't need to remove the torsion bar. I have the same ones and if the filter is off, the eng/trans brace removed, and engine lifted, it will fit. Here are some pictures of mine if it helps. As you can see, it's tight.
IMG_20170419_175018.jpg IMG_20170419_175001.jpg IMG_20170419_175057.jpg