Rated at 320 horsepower in 1967, the S-code 390-cubic-inch V8 was the first big-block engine ever offered in the Ford Mustang.
Bought at 9k miles, the retired Shelby Mustang rental car was a daily driver for a decade; the husband won a drag racing ...
Preston’s roads and cars these days are a far cry from what their 1960s counterparts looked like back in the day ...