Engine    
320 cu in (5.2 L) Fireball I8

Transmission    
3-speed sliding shift manual

Dimensions
Wheelbase    
126.0 in (3,200 mm)
Length    
1940: 214.0 in (5,436 mm)
1941: 215.0 in (5,461 mm)
Width    
1940: 75.8 in (1,925 mm)
1941: 76.5 in (1,943 mm)
Height    
66.1 in (1,679 mm)
Curb weight    
4,200–4,600 lb (1,900–2,100 kg)

Buick Roadmaster on Wikipedia

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