Texas Alfa Romeo car timeline, 1910s–1940s — next » Ownership Ugo Stella & investors Nicola Romeo IRI Type 1910s 1920s 1930s 1940s 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 4-cyl. 12 HP/15 HP 15-20 HP WWI [α] WWII 24 HP RM 20-30 HP [α] 20-30 ES 40-60 HP 6-cyl. G1 RL 6C 1500/1750/1900 6C 2300 6C 2500 8-cyl. 8C 2300 8C 2900 Grand Prix car GP P1 P2 Tipo A Tipo B (P3) 8C 35 158 158 308 Bimotore 12C 312 512 316 162 Notes [α] 105 A.L.F.A 15-20 HP and 20-30 HP started in 1915 were completed in 1920, after the war, as Alfa Romeo models.