Alfa Romeo Alfasud Sprint 6C prototype
A two-prototype mid-engined Sprint 6C programme begun in 1982, rather than a 1979 production model.
The Sprint 6C experiment
The Alfasud Sprint 6C is a factory prototype programme that reconsidered the familiar Sprint as a mid-engined sporting car. Stellantis Heritage dates the project to 1982 and documents a second prototype. Those points correct the inventory’s 1979 date and single-car count. The historical interest lies in the engineering experiment: a recognisable coupe silhouette became the setting for an unusual mechanical proposal. Read the cited reference for its documented context.
A V6 behind the occupants
Heritage identifies the initial prototype’s 2.5-litre V6 as the engine used in the GTV6, installed longitudinally behind the seats. The manufacturer reports 158 hp, 990 kg and 215 km/h for that configuration. These are historical factory figures, tied to the prototype description. They should stay separate from specifications for ordinary front-engined Sprint models and from any later proposed competition version.
Two prototypes, with different development details
The factory account describes a second prototype with later Sprint trim and a platform prepared to accommodate a shaft for four-wheel drive. Preparation for a possible layout does not establish that a completed four-wheel-drive racing version entered production. A careful development record distinguishes a structural provision, a running configuration and a proposed future specification. That distinction gives the experiment its proper technical context.
An unrealised sporting direction
The programme did not become a series-production rally car. Its significance is the alternative direction it explored within Alfa Romeo’s sporting work. A prototype can be historically revealing precisely because decisions ended its development. The useful question for a collector archive is what the project demonstrates about an engineering choice, rather than which imagined championship results might have followed had it received further investment.
Keeping the count scoped
Two is the factory-documented prototype programme count used in this entry. It concerns the Sprint 6C experiment and does not count ordinary Alfasud Sprints, independent conversions or later recreations. For production comparisons, the prototype group belongs in its own category. Its small scale is established directly by the Heritage narrative, without reducing a larger road series to an arbitrary year or market subset.
The preserved car in the photograph
MrWalkr’s June 2025 photograph records the Sprint 6C at Museo Alfa Romeo. The caption illustrates the programme without assigning an unsupported chassis number or declaring which developmental changes survive in the photographed car. The source filename supplies a model label, while the factory history supplies the project chronology. Both are retained so a modern museum appearance is not mistaken for an original development photograph.
Preserving a prototype’s identity
A prototype record needs more than a model name and an attractive photograph. Establish the chassis, the coachbuilder’s records and the dated sequence of show appearances. Record changes to paint, glazing, interior and mechanical equipment when evidence permits. A later alteration can be an important part of a show car’s working life. Keeping those stages separate allows the archive to explain the object as it developed rather than inventing a single specification that supposedly remained unchanged from its first presentation.
Restoration evidence and interpretation
For a unique design study, conservation and reconstruction are central to its historical account. Keep photographs of the earliest known form alongside records of later repairs and the reasoning behind restored details. Identify what was retained, repaired or recreated wherever the evidence is available. Museum display and concours presentation can provide useful context, but neither alone documents every component. A photograph illustrates one moment in the car’s life; its caption should identify that moment, leaving detailed material authenticity to the accompanying chassis and restoration record.
Frequently asked questions
When did the programme begin?
Stellantis Heritage dates it to 1982.
How many prototypes are documented?
Two; the inventory’s count of one is corrected.
Where was the V6 installed?
Longitudinally behind the seats in the initial prototype.
Was four-wheel-drive series production completed?
The source describes provision for a shaft in the second prototype, not a completed production run.
Related vehicle profiles
Sources and further reading
Photo and credit
Alfa Romeo Sprint 6C prototype at Museo Alfa Romeo, June 2025; illustrates the two-prototype programme begun in 1982, without assigning a chassis identity. Photo: MrWalkr / Wikimedia Commons · CC BY-SA 4.0. Resized and JPEG-compressed for web display; no content retouching. Website layouts may crop the image.
Why this machine matters
The Alfasud Sprint 6C is a factory prototype programme that reconsidered the familiar Sprint as a mid-engined sporting car. Stellantis Heritage dates the project to 1982 and documents a second prototype. Those points correct the inventory’s 1979 date and single-car count. The historical interest lies in the engineering experiment: a recognisable coupe silhouette became the setting for an unusual mechanical proposal.
Built in limited numbers
2; factory-documented Sprint 6C prototype programme
Gallery
Specifications
Factory specifications may vary by model year, market and configuration.
Identity & production
- Official model
- Alfa Romeo Alfasud Sprint 6C prototype
- Country of manufacture
- Italy
Powertrain & performance
- Engine
- 2.5-litre GTV6-derived V6; initial prototype configuration
- Drivetrain
- Rear-wheel drive


