The 1951 Isle of Man Tourist Trophy was the third round of the 1951 Grand Prix motorcycle racing season.
The 1951 Isle of Man Tourist Trophy was the third round of the 1951 Grand Prix motorcycle racing season.
| Rank | Rider | Team | Speed | Time |
|---|---|---|---|---|
| 1 |  Geoff Duke | Norton | 150.97 km/h | 2.48.56.8 |
| 2 |  Bill Doran | AJS | 147.12 km/h | 2.53.19.2 |
| 3 |  Cromie McCandless | Norton | 145.34 km/h | 2.55.27.0 |
| 4 | Tommy McEwan | Norton | 139.75 km/h | 3.02.26.6 |
| 5 |  Manliff Barrington | Norton | 138.55 km/h | 3.04.03.4 |
| 6 | Len Parry | Norton | 138.21 km/h | 3.04.30.2 |
| 7 | Eric Briggs | Norton | 137.78 km/h | 3.05.04.6 |
| 8 | Albert Moule | Norton | 136.12 km/h | 3.07.20.0 |
| 9 | Len Perry | Norton | 136.04 km/h | 3.07.26.0 |
| 10 | Les Dear | Norton | 135.37 km/h | 3.08.22.4 |
| Rank | Rider | Team | Speed | Time |
|---|---|---|---|---|
| 1 | Geoff Duke | Norton | 144.65 km/h | 2.56.17.6 |
| 2 | Johnny Lockett | Norton | 141.99 km/h | 2.59.35.0 |
| 3 | Jack Brett | Norton | 141.38 km/h | 3.00.24.4 |
| 4 | Mick Featherstone | AJS | 138.89 km/h | 3.03.35.8 |
| 5 | Bill Lomas | Velocette | 138.5 km/h | 3.04.05.6 |
| 6 | Bob Foster | Velocette | 137.94 km/h | 3.04.51.6 |
| 7 | Cromie McCandless | Norton | 137.46 km/h | 3.05.31.0 |
| 8 |  Rod Coleman | AJS | 137.18 km/h | 3.05.53.4 |
| 9 |  Ray Amm | Norton | 137.07 km/h | 3.06.01.8 |
| 10 | Les Graham | Velocette | 136.85 km/h | 3.06.21.0 |
| Rank | Rider | Team | Speed | Time |
|---|---|---|---|---|
| 1 | Tommy Wood | Moto Guzzi | 130.96 km/h | 1.51.15.8 |
| 2 |  Dario Ambrosini | Benelli | 130.8 km/h | 1.51.24.2 |
| 3 | Enrico Lorenzetti | Moto Guzzi | 126.71 km/h | 1.55.00.0 |
| 4 | Wilfred G. Hutt | Moto Guzzi | 123.7 km/h | 1.57.48.8 |
| 5 | Arthur Wheeler | Velocette | 120.85 km/h | 2.00.39.0 |
| 6 | Fron Purslow | Norton | 118.99 km/h | 2.02.28.4 |
| 7 |  Svend Aage Sørensen | Excelsior | 114.06 km/h | 2.07.44.8 |
| 8 | Frank Cope | AJS | 112.63 km/h | 2.09.22.0 |
| 9 | Arnold W. Jones | Excelsior | 109.81 km/h | 2.12.40.8 |
| 10 | Harold Hartley | Rudge | 109.28 km/h | 2.13.20.0 |
| Rank | Rider | Team | Speed | Time |
|---|---|---|---|---|
| 1 | Cromie McCandless | Mondial | 120.43 km/h | 1.00.30.0 |
| 2 | Carlo Ubbiali | Mondial | 119.68 km/h | 1.00.52.4 |
| 3 | Gianni Leoni | Mondial | 115.08 km/h | 1.03.19.8 |
| 4 | Nello Pagani | Mondial | 112.76 km/h | 1.04.36.6 |
| 5 |  Juan S Bulto | Montesa | 102.11 km/h | 1.11.21.0 |
| 6 | Jose M Llobet | Montesa | 98.44 km/h | 1.14.01.4 |
| 7 | Eric V C Hardy | DOT | 93.1 km/h | 1.18.16.2 |
| 8 | Howard A Grindley | DMW | 91.55 km/h | 1.19.34.6 |
| 9 | Leslie D Caldecutt | BSA | 90.72 km/h | 1.20.19.0 |
| 10 | Robert Holton | Pankhurst Special | 90.68 km/h | 1.20.24.6 |
| Rank | Rider | Team | Speed | Time |
|---|---|---|---|---|
| 1 | Ken Arber | Triumph | 128.24 km/h | 1.53.37.6 |
| 2 | Ivan B Wickstead | Triumph | 127.85 km/h | 1.53.57.6 |
| 3 | John Draper | Triumph | 126.4 km/h | 1.55.17.0 |
| 4 | Bob W C Ritchie | Norton | 126.1 km/h | 1.55.33.2 |
| 5 | Harry Plews | Norton | 126.05 km/h | 1.55.36.2 |
| 6 | Jack Wood | Norton | 124.75 km/h | 1.56.53.0 |
| 7 | Bob A Rowbottom | Matchless | 123.7 km/h | 1.57.48.6 |
| 8 | Russell Oldfield | Triumph | 123.14 km/h | 1.58.20.0 |
| 9 | David C Birrell | Triumph | 122.24 km/h | 1.59.12.0 |
| 10 | John N P Wright | BSA | 122.04 km/h | 1.59.24.0 |
| Rank | Rider | Team | Speed | Time |
|---|---|---|---|---|
| 1 | Brian Purslow | BSA | 121.25 km/h | 2.00.10.0 |
| 2 | Geoff E Read | Norton | 120.47 km/h | 2.00.56.6 |
| 3 | John Draper | Norton | 120.24 km/h | 2.01.10.8 |
| 4 | D N Bradshaw | Norton | 119.89 km/h | 2.01.33.2 |
| 5 | Derek Farrant | BSA | 119.63 km/h | 2.01.48.4 |
| 6 | D Carr | Norton | 118.44 km/h | 2.02.42.0 |
| 7 | Stan T Cooper | Douglas | 116.57 km/h | 2.04.56.8 |
| 8 | John Moore | BSA | 116.3 km/h | 2.05.18.4 |
| 9 | C E Staley | BSA | 116.02 km/h | 2.05.32.2 |
| 10 | Derek Morley | BSA | 115.75 km/h | 2.05.53.0 |
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