The 1953 Buick Skylark was a limited-edition convertible commemorating Buick's 50th anniversary and GM's 1953 Motorama. It was a factory-built "sport custom" based on the Roadmaster convertible, but with its own distinctive look. Only 1,640 were sold, making it a rare and collectible car. Features: A modern grille, sweeping lines, cut-down doors, shortened windscreen, round wheel cutouts, and chrome running the length of the car. It also had Kelsey-Hayes 40-spoke chrome wheels, considered by col