Alfa Romeo 20/30 HP

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Alfa Romeo Torpedo 20/30 HP
Manufacturer Alfa Romeo
Production 1921-1922
Layout FR layout
Body style Torpedo
Platform FR / RWD
Engine 4250cc I4 sidevalve 67 bhp
Transmission 4 speed Manual
Wheelbase 2800 mm (110.2 in)
Length 4700 mm (185 in)
Width 1780 mm (70.1 in)
Height 1700 mm (66.9 in)
Front track 1450 mm (57.1 in)
Rear track 1450 mm (57.1 in)
Weight 1200 kg (2646 lb)
Top speed 130 km/h (81 mph)
Designer Giuseppe Merosi


Alfa Romeo Torpedo 20/30 HP is considered to be first Alfa Romeo named car after A.L.F.A. brand, some sources says it is the Alfa Romeo G1. The 20/30 HP had a 4250cc sidevalve straight-4 engine which produced 67 bhp. The car was meant for the upper class and price was high, around three times that of a Ford Model T, which was a remarkable amount immediately after World War I. Price was one of the reasons that only 124 cars were produced.


  • Engine: 4 cylinders inline
  • Displacement: 4250cc
  • Power: 67 bhp @ 2600 rpm
  • Top speed: 130 Km/h


Alfa Romeo Torpedo
Alfa Romeo 20-30 ES Source




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