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FIAT 804 classic cars for sale

The FIAT 804 stands as a rare and significant chapter in early Grand Prix racing history, combining technical innovation with the charm of prewar Italian engineering. This model exemplifies FIAT’s determined advances in competitive motorsport during the 1920s, appealing to connoisseurs who seek authenticity and technical sophistication in a classic race machine.

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FIAT 804 listing references from Classic Trader

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1922 | FIAT 804

Carrocería "Grand Prix" diseño "Fiat Aviazione" de 1922

£30,2723 years ago
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Private seller

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FIAT 804 Classic Cars: Prices & Market Values

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Introduction and history of FIAT 804

Produced for the 1922 Grand Prix season, the FIAT 804 marked a milestone as FIAT’s first eight-cylinder racing car, developed to comply with the new 2-litre formula introduced for that era. Designed under the guidance of engineer Carlo Cavalli, the 804 featured advanced technical solutions for its time, including a straight-eight engine and sophisticated chassis layout, ensuring it was competitive against the best from Bugatti and Sunbeam in contemporary racing. Its participation in the French Grand Prix at Strasbourg underlines its central role in the evolution of both FIAT and early Grand Prix machinery.

Model history

The 804 was conceptualised as a direct successor to the successful FIAT 803 and built to meet new international racing regulations limiting engine displacement to 2 litres. Although its racing career was brief—spanning the 1922 season—the 804 laid the groundwork for further developments, influencing subsequent FIAT racing models and competitors by adopting a focus on technical sophistication and lightweight construction. It was retired after only a handful of outings, making surviving examples exceptionally rare.

Highlights of the FIAT 804

The FIAT 804 is notable for its combination of a straight-eight engine and all-new chassis design, a rarity in early 1920s racing cars. Its mechanical complexity—such as overhead camshaft valvetrain and multi-jet carburettors—set it apart from simpler competitors. The model also boasts a significant motorsport pedigree, being campaigned by legendary drivers like Pietro Bordino. The 804’s historical impact and technical ambition mark it as a standout not only in FIAT’s portfolio but in the story of Grand Prix racing.

Technical data

Special Editions and Collectible Models

The FIAT 804 existed largely as a factory-run racing model, with just a handful produced for competition. No official variants or special editions were documented, making each original 804 de facto a unique artefact, especially when retaining period-correct attributes or documented history of competition use.

Weak Spots and Common Issues

Given their age and intricate engineering, surviving FIAT 804 examples require specialist attention—particularly for the complex straight-eight engine and bespoke chassis components. The scarcity of original parts and the need for meticulous restoration practices are notable challenges, demanding a well-connected and highly knowledgeable approach to ownership and preservation.

Engine and Performance, Transmission and Handling

The 804’s 2.0-litre straight-eight engine, combined with its lightweight construction, translated to competitive acceleration and agility on the racetracks of the 1920s. The four-speed manual transmission and advanced suspension geometry allowed precise handling for its time, rewarding experienced drivers with high responsiveness at speed. Drum brakes on all four wheels helped manage deceleration effectively compared to many of its contemporaries. All FIAT 804s are based on the same fundamental design, reflecting their origins as a works racing model. Standout examples retain full period specification, original drivetrain components, and documented racing history, making these cars especially notable at historic events and concours.

Interior, Comfort, Exterior and design

FIAT’s 804 expressed early racing minimalism: an aerodynamic, purposeful body crafted from aluminium over a lightweight frame; open cockpit with spartan accommodations prioritising driver focus and weight savings. Gauges and switchgear were strictly functional, matched to the demands of period motorsport. Special finishes were dictated by team requirements, with details such as exposed linkage, wire wheels, and iconic FIAT racing livery establishing the 804’s competitive persona.

Other relevant features

Given its historic significance, each FIAT 804’s provenance—including race participation and period modifications—contributes greatly to its appeal. Collectors often value comprehensive documentation and known history.

Summary

The FIAT 804 is a rare Grand Prix machine from the pioneering era of motor racing, defined by its technical refinement and historical relevance. With a limited production run and specific focus on factory competition, the FIAT 804 appeals to enthusiasts seeking authentic prewar racing performance and engineering ingenuity in a classic Italian marque.