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| Race 3 of 8 races in the 1951 Grand Prix motorcycle racing season | |||||||||||||||||||||||||||
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| Date | 27 May 1951 | ||||||||||||||||||||||||||
| Location | Circuit Bremgarten | ||||||||||||||||||||||||||
| Course |
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| 500 cc | |||||||||||||||||||||||||||
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| 350 cc | |||||||||||||||||||||||||||
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| 250 cc | |||||||||||||||||||||||||||
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| Sidecar (B2A) | |||||||||||||||||||||||||||
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The 1951 Swiss motorcycle Grand Prix was the second race of the 1951 Grand Prix motorcycle racing season. It took place on 27 May 1951 at the Bremgarten circuit.
| Pos | Rider | Manufacturer | Laps | Time | Points |
|---|---|---|---|---|---|
| 1 |  Fergus Anderson | Moto Guzzi | 28 | 1:34:44.2 | 8 |
| 2 |  Reg Armstrong | AJS | 28 | +1:47.9 | 6 |
| 3 |  Enrico Lorenzetti | Moto Guzzi | 28 | +2:07.5 | 4 |
| 4 | Carlo Bandirola | MV Agusta | 3 | ||
| 5 |  Benoît Musy | Moto Guzzi | 2 | ||
| 6 | Willy Lips | Norton | 1 | ||
| 7 |  Hans Baltisberger | Norton | |||
| 8 | Max Forster | Gilera | |||
| 9 |  Väinö Hollming | Moto Guzzi | |||
| 10 | Sid Mason | Norton | |||
| 11 | Tommy Wood | Norton | |||
| 12 |  Alexander Mayer | Norton | |||
| [1] | |||||
| Pos | Rider | Manufacturer | Laps | Time | Points |
|---|---|---|---|---|---|
| 1 | Leslie Graham | Velocette | 22 | 1:10:48.5 | 8 |
| 2 | Cecil Sandford | Velocette | 22 | +1:18.6 | 6 |
| 3 | Reg Armstrong | AJS | 22 | +1:48.6 | 4 |
| 4 | Paul Fuhrer | Velocette | 3 | ||
| 5 | Sid Mason | Velocette | 2 | ||
| 6 | Leonhardt Faßl | AJS | 1 | ||
| 7 | Hans Baltisberger | AJS | |||
| 8 | Werner Mazanec | AJS | |||
| 9 | Herbert Laederach | AJS | |||
| 10 | Edmund Laederach | Norton | |||
| 11 | Väinö Hollming | Velocette | |||
| 12 | Helmut Volzwinkler | Norton | |||
| 13 | Heinrich Stamm | Velocette | |||
| 14 | Denis Jenkinson | Norton | |||
| [1] | |||||
| Pos | Rider | Manufacturer | Laps | Time | Points |
|---|---|---|---|---|---|
| 1 | Dario Ambrosini | Benelli | 18 | 1:05:32.1 | 8 |
| 2 | Bruno Ruffo | Moto Guzzi | 18 | +1:10.8 | 6 |
| 3 | Gianni Leoni | Moto Guzzi | 18 | +3:00.3 | 4 |
| 4 | Benoît Musy | Moto Guzzi | 3 | ||
| 5 | Cecil Sandford | Velocette | 2 | ||
| 6 | Nino Grieco | Parilla | 1 | ||
| 7 | H. Steffan | Parilla | |||
| 8 | Alano Montanari | Moto Guzzi | |||
| 9 | Hans Haldemann | Parilla | |||
| 10 | Carlo Bellotti | Moto Guzzi | |||
| 11 |  R. Thiery | Monet-Goyon | |||
| 12 | Heinrich Thorn-Prikker | Moto Guzzi | |||
| [1] | |||||
| Pos | Rider | Passenger | Manufacturer | Laps | Time | Points |
|---|---|---|---|---|---|---|
| 1 | Ercole Frigerio | Ezio Ricotti | Gilera | 16 | 1:01:27.6 | 8 |
| 2 | Albino Milani | Giuseppe Pizzocri | Gilera | 16 | +2:03.6 | 6 |
| 3 | Ernesto Merlo | Dino Magri | Gilera | 16 | +2:56.4 | 4 |
| 4 |  Marcel Masuy | Denis Jenkinson | Norton | 3 | ||
| 5 | Eric Oliver | Lorenzo Dobelli | Norton | 2 | ||
| 6 | Giovanni Carru | Carlo Musso | Carru | 1 | ||
| 7 | Jakob Keller | Gianfranco Zanzi | Eigenbau | |||
| 8 | Luigi Marcelli | ? | Gilera | |||
| 9 | Henri Meuwly | ? | Gilera | |||
| 10 | Heinrich Stamm | ? | Norton | |||
| 11 | Renato Prati | Marino Saguato | Moto Guzzi | |||
| 12 | F. Vaasen | ? | Norton | |||
| 13 | Carlo Vittone | ? | Carru | |||
| [1] | ||||||
The Circuit Bremgarten was a 7.280 km (4.524 mi) motorsport race track in Bern, Switzerland, which formerly hosted the Swiss Grand Prix from 1933 to 1954 and the Swiss motorcycle Grand Prix in 1949 and from 1951 until 1954.
Carlo Ubbiali was an Italian nine-time World Champion motorcycle road racer. In the 1950s, he was a dominant force in the smaller classes of Grand Prix motorcycle racing, winning six 125cc and three 250cc world titles. In 2001, the F.I.M. inducted Ubbiali into the MotoGP Hall of Fame.
Takazumi Katayama is a Japanese former Grand Prix motorcycle road racing world champion.
The Phillip Island Grand Prix Circuit is a motor racing circuit located near Ventnor, on Phillip Island, Victoria, Australia. The current circuit was first used in 1952.
The 1950 Grand Prix motorcycle racing season was the second F.I.M. Road Racing World Championship Grand Prix season. The season consisted of six Grand Prix races in five classes: 500cc, 350cc, 250cc, 125cc and Sidecars 600cc. It began on 10 June, with Isle of Man TT and ended with Nations Grand Prix on 10 September.
The 1951 Grand Prix motorcycle racing season was the third F.I.M. Road Racing World Championship Grand Prix season. The season consisted of eight Grand Prix races in five classes: 500cc, 350cc, 250cc, 125cc and Sidecars 500cc. It began on 8 April, with Spanish Grand Prix and ended with Nations Grand Prix on 9 September. As of 2022, this is the most recent season the premier class was won by a non-Japanese or non-Italian constructor.
The 1952 Grand Prix motorcycle racing season was the fourth F.I.M. Road Racing World Championship Grand Prix season. The season consisted of eight Grand Prix races in five classes: 500cc, 350cc, 250cc, 125cc and Sidecars 500cc. It began on 18 May, with Swiss Grand Prix and ended with Spanish Grand Prix on 5 October.
The Spanish motorcycle Grand Prix is a motorcycling event that is part of the FIM Grand Prix motorcycle racing season that takes place at Circuito de Jerez – Ángel Nieto outside Jerez de la Frontera in Andalucia. In addition to this event, three other World Championship motorcycling events take place in Spain as of the 2024 season: the Catalan motorcycle Grand Prix, the Aragon motorcycle Grand Prix and the Valencian Community motorcycle Grand Prix, in the autonomous communities of Catalonia, Aragon and Valencia respectively. Circuito de Jerez – Ángel Nieto is due to host three Grands Prix in 2022, 2023 and 2025.
The French motorcycle Grand Prix is a motorcycling event that is part of the FIM Grand Prix motorcycle racing season.
The Ulster Grand Prix is a (currently) defunct motorcycle road race which took place on the 7.401 mi (11.911 km) Dundrod Circuit made up entirely of closed-off public roads near Belfast, Northern Ireland. Due to the races having the fastest average speed over a single lap of any motorcycle road race, it is the fastest race of its kind in the world. The lap record of 136.415 mph was set by Peter Hickman in the 2019 superbike race, a faster average than the Isle of Man TT lap record, which stands at 136.358mph as of 2024, set also by Peter Hickman.
The Ultra-Lightweight TT was a motorcycle road race that took place during the Isle of Man TT festival, an annual event at the end of May and beginning of June. Between 1951 and 1974 this race was part of the Grand Prix motorcycle racing season at world-level, representing the British round. The Ultra-Lightweight TT and the Lightweight TT races were both dropped from the 2005 Isle of Man TT race calendar due to lack of entries, but were later reinstated to the 2008 and 2009 TT race schedules held on the 4.25 mi (6.84 km) Billown Circuit.
William Raymond Amm was a Rhodesian professional Grand Prix motorcycle road racer. He competed in the FIM motorcycle Grand Prix world championships from 1951 to 1954. Amm was a six-time Grand Prix race winner including three victories at the Isle of Man TT when, he died in 1955 after an accident during a race in Italy.
Roderick William Coleman was a Grand Prix motorcycle road racer from New Zealand who raced for AMC riding AJS motorcycles both at the Isle of Man TT, and in the Grand Prix World Championship in Europe, between 1951 and 1956. He was the first official entrant from the New Zealand Auto-Cycle Union in the 1949 Isle of Man TT, but crashed in practice, and in 1954 became the first New Zealander to win a TT.
Richard H. Dale, known as Dickie Dale, was a Grand Prix motorcycle road racer born in Wyberton near Boston, Lincolnshire, England. In 1945, he was drafted into the RAF and served as a flight mechanic, and bought his first motorcycle, a 1939 AJS Silver Streak, while stationed at RAF Cranwell.
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The Swiss motorcycle Grand Prix was a motorcycling event that was part of the Grand Prix motorcycle racing season from 1949 to 1954.
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