Bellasi
A Swiss-Italian motorsport constructor and composite-component specialist that briefly competed in Formula One during 1970 and 1971.
Last updated August 25, 2026
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Overview
Bellasi was a Swiss-Italian motorsport enterprise associated with race-car construction, engineering, and the manufacture of composite components for competition vehicles. The company emerged from Italy's increasingly active Formula 3 scene in the second half of the 1960s, when founder and driver Guglielmo Bellasi developed cars that were entered by independent racing teams. Its early single-seater projects were modest in scale but demonstrated an ability to design and build original racing machinery rather than merely prepare production-based cars. The first Bellasi Formula 3 car appeared in 1966 under the Scuderia Inter Corse banner, with Guglielmo Bellasi driving. The car achieved an encouraging third-place result in the Circuito del Lago di Garda shortly after its debut. Bellasi machinery continued to appear intermittently in 1967, driven by Bellasi and Sandro Angeleri, before a more organized 1968 campaign supported by Scuderia Jolly Club. That effort fielded as many as four cars for drivers including Angeleri, Pino Mariella, and Franco Conti. Mariella's fifth place in the Coppa Autodromo at Monza was the strongest cited result of that season. Bellasi Formula 3 cars were still present in 1969, with drivers such as Georges Ferreira, Pino Pica, and Giorgio Pianta. The 1969 design included an unusual rear-mounted water radiator whose coolant was heated by exhaust gases, illustrating the experimental character of the company’s engineering work. Bellasi's most prominent project came through its relationship with Swiss driver Silvio Moser. For the 1970 season, Moser commissioned the company to design a Formula One car. The resulting Cosworth-powered Bellasi used selected components from the Brabham BT24-3 previously raced by Moser's team, combined with a simple riveted-aluminium monocoque and a tubular subframe supporting the radiator and front suspension. The car was entered in the World Championship by the Silvio Moser Racing Team SA. It failed to qualify for the Dutch and French Grands Prix, and the team skipped Britain because no starting money was available. Another non-qualification followed in Germany before Moser finally reached the starting grid at the Austrian Grand Prix. The car completed 13 laps before retiring with a mechanical failure, and it again failed to qualify at the Italian Grand Prix in Monza. The Bellasi Formula One car returned in 1971 for selected events. It was entered by the Jolly Club for the non-championship Argentine Grand Prix and later appeared at the Italian Grand Prix, where it qualified but retired after five laps. Although Bellasi's Formula One participation was brief and produced no championship points, it represented one of the rare attempts by a small Italian constructor to progress from national-level single-seater racing to the international Grand Prix level. Moser also achieved notable hill-climb victories with the Bellasi in 1970, winning the St. Ursanne-Les Rangiers and Kerenzerberg events. The company is also identified with composite-part manufacturing for racing cars, but the available reference material does not establish a complete chronology of its later operations, ownership, product catalogue, or current business status. Bellasi should therefore be understood primarily as a historically significant small-scale racing constructor and engineering name, rather than as a mass-market automotive brand.
History
Bellasi developed within the Italian single-seater racing environment of the 1960s. Guglielmo Bellasi was both an entrant and driver in the company's earliest known Formula 3 activity. The first Bellasi F3 car appeared in 1966 with Scuderia Inter Corse and used a Ford engine. Its third-place finish in the Circuito del Lago di Garda suggested that the design was competitive enough to attract continued attention, although Bellasi's participation remained intermittent at first. In 1967, Bellasi and Sandro Angeleri drove Bellasi cars on occasional outings. The program became more substantial in 1968 when Scuderia Jolly Club operated as many as four cars. The drivers included Angeleri, Pino Mariella, and Franco Conti, among others. Mariella recorded the team's best cited result with fifth place in the Coppa Autodromo at Monza. Bellasi continued to appear in Formula 3 during 1969, with Georges Ferreira, Pino Pica, and Giorgio Pianta among those associated with the cars. The 1969 machine featured an unconventional rear radiator arrangement in which the cooling water was warmed by exhaust gases, reflecting the experimental engineering solutions sometimes adopted by small constructors operating with limited resources. The decisive step in Bellasi's history came in 1970, when Swiss driver Silvio Moser commissioned the company to build a Formula One car. The project drew on components from the Brabham BT24-3 that Moser had previously raced for the Silvio Moser Racing Team SA. Bellasi combined those elements with a Cosworth engine, a riveted aluminium monocoque, and a tubular subframe carrying the radiator and front suspension. The car was ready for the Dutch Grand Prix in June, but Moser failed to qualify there and again in France. The team did not attend the British Grand Prix because there was no starting money, and another failure to qualify occurred in Germany. Moser eventually qualified for the Austrian Grand Prix, although the Bellasi retired after 13 laps. At Monza, the car again failed to qualify. Bellasi also achieved success outside Formula One in 1970. Moser won the St. Ursanne-Les Rangiers and Kerenzerberg hill climbs with the Bellasi, giving the car notable victories despite its difficulties in Grand Prix competition. The Formula One project returned for selected events in 1971. The Jolly Club entered it for the non-championship Argentine Grand Prix, and the car was entered again for the Italian Grand Prix in September. It qualified at Monza but retired after five laps. Across its known history, Bellasi exemplified the small constructor model common in European motorsport: a company able to design and fabricate specialized racing machinery, work with private teams and drivers, and pursue international competition without the financial or industrial scale of established manufacturers. Its Formula One participation comprised six World Championship Grand Prix entries across 1970 and 1971, with six cars entered in total, but no completed championship-scoring result is recorded in the supplied material. Later corporate developments, production activity, ownership, and current operations are not sufficiently documented in the available references.
- 1971
Final cited Formula One appearances
[1]The Bellasi returned for the non-championship Argentine Grand Prix and the Italian Grand Prix. It qualified at Monza but retired after five laps.
- 1970
Formula One debut
[1]Bellasi designed a Cosworth-powered Formula One car for Silvio Moser. After several non-qualifications, Moser qualified for the Austrian Grand Prix, where the car retired after 13 laps.
- 1970
Hill-climb victories
[1]Silvio Moser won the St. Ursanne-Les Rangiers and Kerenzerberg hill climbs with the Bellasi.
- 1969
Experimental Formula 3 radiator design
[1]The Bellasi Formula 3 car used an unusual rear-mounted water radiator, with exhaust heat warming the coolant.
- 1968
Expanded Formula 3 effort with Scuderia Jolly Club
[1]Scuderia Jolly Club ran as many as four Bellasi Formula 3 cars, including entries for Sandro Angeleri, Pino Mariella, and Franco Conti. Mariella achieved fifth at Monza's Coppa Autodromo.
- 1966
First Bellasi Formula 3 appearance
[1]The first known Bellasi Formula 3 car was entered by Scuderia Inter Corse, with Guglielmo Bellasi driving. The Ford-engined car later finished third in the Circuito del Lago di Garda.
Products and positioning
A specialist, low-volume motorsport constructor focused on bespoke racing-car design, fabrication, and competition components.
Formula 3 racing cars · 1966
Bellasi Formula 3 cars
Bellasi's early racing products were single-seater Formula 3 cars built for Italian competition. The cars appeared from 1966 through at least 1969, with entries supported by Scuderia Inter Corse and Scuderia Jolly Club. Their designs evolved during this period and included an unusual 1969 cooling layout with a rear-mounted radiator and exhaust-heated coolant.
Formula One racing car · 1970
Bellasi Formula One
The Bellasi Formula One car was commissioned by Silvio Moser for the 1970 season. It used a Cosworth power unit, selected components from a Brabham BT24-3, a riveted aluminium monocoque, and a tubular subframe supporting the radiator and front suspension. The car made selected World Championship and non-championship appearances in 1970 and 1971.
Motorsport components
Racing-car composite components
Bellasi is described as specializing in composite parts for racing cars. The available references do not provide a detailed catalogue, named product families, production volumes, or a chronology for this part of the business.
Sources2 sources
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