1973 Ultra Lightweight TT
Course name: Mountain (post 1914)
Course length: 113.19 miles (3 laps)
Competitors
| Position | Competitor(s) | Time | Speed | Machine |
|---|---|---|---|---|
| 1 | Robb, Tommy | 1:16:23.60 | 88.9 | Yamaha |
| 2 | Kostwinder, Jan | 1:17:21.60 | 87.79 | Yamaha |
| 3 | Tuxworth, Neil | 1:18:27.20 | 86.56 | Yamaha |
| 4 | Hodgkinson, Ivan | 1:19:26.00 | 85.49 | Yamaha |
| 5 | Jones, Alan | 1:21:31.60 | 83.3 | Maico |
| 6 | Porter, Lindsay | 1:22:16.40 | 82.54 | Yamaha |
| 7 | Horton, Clive | 1:22:23.20 | 82.43 | Yamaha |
| 8 | Stevens, Richard | 1:22:47.00 | 82.03 | Maico |
| 9 | Ware, Bob | 1:22:48.00 | 82.02 | Yamaha |
| 10 | Kiddie, John | 1:23:07.60 | 81.69 | Honda |
| 11 | Watts, Nev | 1:24:43.60 | 80.15 | Honda |
| 12 | Scutt, Mick | 1:25:30.80 | 79.41 | Bantam |
| 13 | Kirkwood, Bill | 1:25:40.80 | 79.26 | Bultaco |
| 14 | Jones, Anthony | 1:25:50.00 | 79.12 | BSA |
| 15 | Hardwick, George | 1:25:57.60 | 79 | Yamaha |
| 16 | Notman, Leigh | 1:26:00.20 | 78.96 | Yamaha |
| 17 | Ward, Carl | 1:26:17.00 | 78.71 | Maico |
| 18 | Hunter, Dick | 1:26:24.80 | 78.59 | BSA |
| 19 | Barker, Bill | 1:26:31.60 | 78.48 | Honda |
| 20 | O'Neill, Brian | 1:27:06.60 | 77.96 | Honda |
| 21 | Curry, Jim | 1:27:57.20 | 77.21 | Honda |
| 22 | Pearson, James | 1:28:20.00 | 76.88 | Bultaco |
| 23 | Carter, Larry | 1:32:30.20 | 73.41 | Yamaha |
| 24 | Lawley, John | 1:33:20.40 | 72.76 | Honda |
| 25 | Ryder, Don | 1:41:17.20 | 67.05 | Honda |
| R | Gregory, Chris | BSA | ||
| R | Pipes, Dick | Bultaco | ||
| R | Cosgrove, Harold | Maico | ||
| R | Launchbury, Fred | Maico | ||
| R | Bowman, Bill | Yamaha | ||
| R | Carpenter, Phil | Yamaha | ||
| R | Carroll, Maurice | Yamaha | ||
| R | Casement, Denis | Yamaha | ||
| R | Daniels, Ken | Yamaha | ||
| R | Gill, Rolf | Yamaha | ||
| R | Hedley, Ross | Yamaha | ||
| R | Keany, Danny | Yamaha | ||
| R | Courtney, Peter | Yamaha | ||
| R | Bedlington, David | Maico | ||
| R | Stafford, Neil | Yamaha | ||
| R | Williams, Charlie | Yamaha |