Engine    
320 cu in (5.2 L) Fireball I8

Transmission    
3-speed sliding shift manual

Dimensions
Wheelbase    
133.0 in (3,378 mm)
Length    
213.3 in (5,418 mm)
Width    
75.5 in (1,918 mm)
Height    
68.0 in (1,727 mm)
Curb weight    
4,200–5,100 lb (1,900–2,300 kg)

Buick Roadmaster on Wikipedia

MORE SPECS WILL BE HERE SOON