Production chronology1930–1932
Sourced production or model lifecycle range used by the main catalog timeline.
curated ↗3 years
Final and largest Ballot-badged straight-eight, with 68 mm bore and 105 mm stroke. Financial pressure led Hispano-Suiza to absorb Ballot in 1931; production ended in 1932, while subsequent HS26/Junior chassis built at the plant remained Hispano-Suiza products.
Sourced production or model lifecycle range used by the main catalog timeline.
This record contains useful sourced evidence, but it does not yet meet the reference-ready standard. Still needed: attributed imagery. Fields we cannot source stay empty rather than guessed.