This one is the Ford Model T--the first car cheap enough to be within the reach of the average man. For years, they were everywhere--standard issue.
The Volkswagen Microbus--driving one identified you back in the 1960s as a "hippie." Young, and interested in sex, drugs, and popular music.
A red corvette--the standard sports car for impressing women.
The Ford Pinto. It had a rear gas (petrol) tank, and developed a reputation for bursting into flames if hit from behind. Another idiom meaning "bad product."