Lewis Cycle and Motor WorksLtd.; Vivian Lewis Limited (1899-1920s)
 
 
Typ / Model Production time Capacity Cylinders / Engine Power Serial no. Top speed  
 
Lewis 3.5HP Water-Cooled 1910-1916 380 cm³ 1 cyl. (75 x 86 mm), 4 stroke, side valves, water cooled, F.E.Baker Precision 3 PS    
 
Lewis 6HP Twin-Cylinder 1914-1915 760 cm³ 2 cyl. (75 x 86 mm), 4 stroke, side valves, F.E.Baker Precision 6 PS    
 
Lewis 3.5HP Air-Cooled 1914-1916 499 cm³ 1 cyl. (85 x 88 mm), 4 stroke, side valves, water cooled, F.E.Baker Precision 3½ PS