"Average" is a 20 footer. The "daily driver" may be above or below this figure. A hundred thousand mile car that has average wear and tear will be below.
The auto is rarer in most cases, especially in the performance packages, but the 4 speed is more desirable now. All the performance packages give a substantial price premium over a 350 2bbl.
Vikki 1969 Goldenrod Yellow / black 400 convertible numbers matching