You could use "
as the input field separator. That would assign an empty field to $1, the full name to $2, and the rest of the line to $3.
$ awk 'BEGIN{FS="\""}{print $2}' < test.dat
Mazda RX4 Mazda RX4 Wag Datsun 710 Hornet 4 Drive Hornet Sportabout Valiant Duster 360 Merc 240D Merc 230 Merc 280