1980 Formula 1 TT
Course name: Mountain (post 1914)
Course length: 226.38 miles (6 laps)
Competitors
| Position | Competitor(s) | Time | Speed | Machine |
|---|---|---|---|---|
| 1 | Grant, Mick | 2:08:59.80 | 105.29 | Honda |
| 2 | Crosby, Graeme | 2:09:10.60 | 105.14 | Suzuki |
| 3 | McClements, Sam | 2:09:12.60 | 105.12 | Honda |
| 4 | Jackson, Alan | 2:10:19.80 | 104.21 | Kawasaki |
| 5 | Hunt, Michael | 2:13:57.60 | 101.39 | Kawasaki |
| 6 | Buckley, Keith | 2:15:44.80 | 100.06 | Honda |
| 7 | Jones, Jeff | 2:15:52.00 | 99.97 | Suzuki |
| 8 | Woods, Stan | 2:16:42.40 | 99.35 | Honda |
| 9 | Wells, Jim | 2:18:36.00 | 98 | Kawasaki |
| 10 | Copland, Alistair | 2:18:44.20 | 97.9 | Honda |
| 11 | Butenuth, Hans-Otto | 2:19:43.40 | 97.21 | Honda |
| 12 | Stephens, John | 2:19:57.00 | 97.05 | Honda |
| 13 | Tomkinson, Ian | 2:20:07.60 | 96.93 | Kawasaki |
| 14 | Nation, Trevor | 2:20:21.00 | 96.77 | Suzuki |
| 15 | James, Mick | 2:20:32.00 | 96.65 | Suzuki |
| 16 | Bevan, Colin | 2:20:54.60 | 96.39 | Suzuki |
| 17 | Linton, Dick | 2:21:02.00 | 96.29 | Kawasaki |
| 18 | Cartwright, David | 2:21:06.20 | 96.26 | Ducati |
| 19 | Frame, Alistair | 2:21:48.20 | 95.78 | BSA |
| 20 | Davies, Peter | 2:22:44.40 | 95.15 | Laverda |
| 21 | Coates, Ernie | 2:23:08.60 | 94.89 | Ducati |
| 22 | Willis, Paul | 2:23:46.40 | 94.47 | Kawasaki |
| 23 | Drury, Robin | 2:23:49.40 | 94.44 | Kawasaki |
| 24 | Kerner, Hartley | 2:24:37.60 | 93.91 | Kawasaki |
| 25 | Armstrong, Roy | 2:24:59.20 | 93.68 | Ducati |
| 26 | Backstrom, Lennart | 2:25:07.20 | 93.59 | Laverda |
| 27 | McMillan, Dennis | 2:25:31.20 | 93.34 | Kawasaki |
| 27= | McMillan, Dennis | 2:25:31.20 | 93.34 | Kawasaki |
| 28 | Willison, Bill | 2:26:33.40 | 92.68 | Ducati |
| 29 | Sayle, Jeff | 2:27:15.20 | 92.24 | Honda |
| 30 | Knight, Ray | 2:28:04.60 | 91.72 | Honda |
| 31 | Rutter, Frank | 2:28:05.00 | 91.72 | Honda |
| 32 | Lauchlan, Gary | 2:31:00.00 | 89.95 | Kawasaki |
| 33 | Kirwan, Mal | 2:33:58.00 | 88.21 | Ducati |
| 34 | Getty, John | 2:34:16.40 | 88.04 | Suzuki |
| 35 | Jones, Douglas | 2:35:10.80 | 87.52 | Yamaha |
| 36 | Kerby, Dave | 2:37:44.80 | 86.1 | Kawasaki |
| 37 | Oldfield, John | 2:30:01.20 | 85.41 | Ducati |
| 38 | Noon, Stuart | 2:40:32.60 | 84.6 | Kawasaki |
| 39 | Wood, Derek | 2:46:15.00 | 81.7 | Honda |
| R | Guy, Chris | Honda | ||
| R | Leech, Roger | Honda | ||
| R | Mason, Dave | Honda | ||
| R | McGregor, Graeme | Honda | ||
| R | Rutter, Tony | Honda | ||
| R | Barrett, Paul | Kawasaki | ||
| R | Burgan, Les | Kawasaki | ||
| R | Caffrey, John | Kawasaki | ||
| R | Corbett, Roger | Kawasaki | ||
| R | Fogarty, George | Kawasaki | ||
| R | Handford, Keith | Kawasaki | ||
| R | Nothiger, Max | Kawasaki | ||
| R | Richards, Ian | Kawasaki | ||
| R | Shearer, Ray | Kawasaki | ||
| R | Murray, Bernard | Laverda | ||
| R | Bentman, Graham | Suzuki | ||
| R | Roberts, Eddie | Ducati | ||
| R | Poxon, Mick | Triumph | ||
| R | Smith, Bill | Honda | ||
| R | Fulton, Bill | BSA | ||
| R | Haslam, Ron | Honda |