X-SciTech Corvettes through the years By Bailey Johnson April 2, 2012 / 10:38 AM EDT / CBS News GM The Chevrolet Corvette is one of America 1956 GM The Corvette was offered exclusively as a convertible for its first 10 years. 1960 GM In 1960, the most popular Corvette color was "Roman Red", seen here. 1963 GM The first year Corvettes were available with a hard top was 1963, and buyers were split nearly 50/50 between convertible and coupe. 1966 GM Chevy ramped up the horsepower in 1966, offering the first of their 427 big-block engines. The fastest models boasted 425-horsepower. 1969 GM A 1969 Corvette is seen here in a photo provided by GM. 1972 GM A 1972 Corvette is seen here in a photo provided by GM. 1975 GM A 1975 Corvette is seen here in a photo provided by GM. 1976 GM A 1976 Corvette is seen here in a photo provided by GM. 1981 GM A 1981 Corvette is seen here in a photo provided by GM. 1984 GM A 1984 Corvette is seen here in a photo provided by GM. 1986 GM A 1986 Corvette is seen here in a photo provided by GM. 1993 GM A 1993 Corvette is seen here in a photo provided by GM. 1996 GM A 1996 Corvette is seen here in a photo provided by GM. 1998 GM A 1998 Corvette is seen here in a photo provided by GM. 2003 GM A 2003 Corvette is seen here in a photo provided by GM. 2008 GM A 2008 Corvette is seen here in a photo provided by GM. 2010 GM A 2010 Corvette is seen here in a photo provided by GM. 2012 GM A 2012 Corvette is seen here in a photo provided by GM. 2013 GM The Chevrolet Corvette is one of America