21 Classic American Cars That Have Skyrocketed in Value

21 Classic American Cars That Have Skyrocketed in Value

By Erik Sherman  // 

1969-70 Ford Mustang Boss 429

Current: $425,000
Original MSRP: $4,740
Inflation-Adjusted Original MSRP: $30,600
Increase: 1,289 percent

© Barrett Jackson Auction Company