Highlights of the 1987 Nissan "Mint 400". The oldest, toughest and most famous off-road race in America, the "Mint 400" kicks into life with a vast vehicle parade along the famous Las Vegas Strip and the event attracts up to 65,000 off-road fans and spectators each year. In 1987, more than 350 vehicles across 16 different classes were entered, competing over an 106 mile course.