Once you've narrowed down your options, research the availability of parts and the car's market value. Some classic cars have ...

5. **Mercedes-Benz 300SL Gullwing**: This legendary sports car from the 1950s is known for its unique gullwing doors and impressive performance. Originally priced at $7,300, today it can sell for over ...

with classic American iron from the 1950s falling behind. Anyone who follows the collector car market will tell you that prices are up, and demand is high. Indeed, Scottsdale's 2014 auction week ...