Never saw this before!
From Hot Rod Magazine, December 1963, article about the "New Valiant-Dart 273 V8!" Note the last sentence of the caption: "Notch on left bank gives the steering gear clearance."
From Hot Rod Magazine, December 1963, article about the "New Valiant-Dart 273 V8!" Note the last sentence of the caption: "Notch on left bank gives the steering gear clearance."