Production chronology1921
Sourced production or model lifecycle range used by the main catalog timeline.
curated ↗1 year
← Ace
Ace / Model record
AceModel G Rotary Six
Production1921
Recorded originUnited States
ClassTouring car
Power57 hp
Second-year Ace offered as a touring car or coupé with the Guy rotary/disc-valve six and a 123-inch wheelbase.
Chronology ledger
Dates with their meaning intact
Record depth — Documented
How this is measured → 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.