64 dodge dart question

The dart 170 was the low line model, came in two door post, wagon, and four door sedan. The 270 was the midline and came in convertible, two door post, wagon, and four door sedan. And the dart gt was the most fancy, came in convertible and two door hard top only. The engines available were the 170 and 225 slant six, and the 273 two barrel v8.