Many enthusiasts consider the DB6 to be the best of the David Brown-era Astons, as it offers the most sublime combination of gentlemanly luxury, sophisticated street manners, and straight-line performance.

As had become customary for Aston Martin, the Vantage engine was available as an option to those who desired a more powerful driving experience.

Having evolved from the DB4 Special Series engine first seen in 1961, Vantage engines were fitted with three Weber carburetors, high-compression heads, and more aggressive camshafts.

In the uprated Vantage state of tune, the Tadek Marek-designed and race-proven inline-six-cylinder produced 325 horsepower, while Touring of Milan’s celebrated coachwork design was stretched two inches to accommodate a wheelbase 3.75 inches longer than its predecessor—offering a more refined ride with room in the back for actual adult passengers.

The addition of its advanced and modern Kamm-style tail crowned the DB6’s ravishing presence.

The DB6 Vantage on...