year of production 1937 - 1938
no. made 4
chassis# 412030 - 412034
engine 8 in-line
  2.904 cc
  225 hp
max speed 230 km/h
8C 2900 B Le Mans
The 1938 Alfa Romeo 8C 2900B Mille Miglia Spider is the ultra-light short-chassis (Corto) competition version, with a body from Carrozzeria Touring  Superleggera.
In the 1938 Mille Miglia, Clemente Biondetti and Carlo Pintacuda took the first two places. Biondetti's car used a 300 hp Tipo 308 engine, while Pintacuda's used a 225 hp 2900B.