1968 Production 250 TT
Course name: Mountain (post 1914)
Course length: 113.19 miles (3 laps)
Competitors
| Position | Competitor(s) | Time | Speed | Machine |
|---|---|---|---|---|
| 1 | Burgess, Trevor | 1:17:53.40 | 87.21 | Ossa |
| 2 | Leigh, George | 1:19:41.80 | 85.23 | Bultaco |
| 3 | Smith, Barry | 1:19:45.00 | 85.17 | Suzuki |
| 4 | Richards, Brian | 1:21:14.00 | 83.61 | Bultaco |
| 5 | Keith, Gordon | 1:21:35.20 | 83.26 | Suzuki |
| 6 | Robb, Tommy | 1:21:48.00 | 83.03 | Suzuki |
| 7 | Carruthers, Kel | 1:22:43.80 | 82.1 | Suzuki |
| 8 | Rogers, Mike | 1:24:34.80 | 80.31 | Ducati |
| 9 | Cooper, Adrian | 1:25:32.60 | 79.4 | Suzuki |
| 10 | Johnson, Eddie | 1:25:33.60 | 79.38 | Suzuki |
| 11 | Thompsett, Clive | 1:25:35.40 | 79.36 | Ducati |
| 12 | Gleed, Brian | 1:28:53.80 | 76.41 | Montesa |
| 13 | Southcombe, Bill | 1:29:52.20 | 75.58 | Cotton |
| R | Gibson, Grant | Montesa | ||
| R | Ryder, Don | Montesa | ||
| R | Jones, J.W. | Suzuki | ||
| R | Ball, Brian | Yamaha | ||
| R | Bennett, Mick | Yamaha | ||
| R | Whiteway, Frank | Suzuki | ||
| R | Wood, T. | Suzuki | ||
| R | Smith, Bill | Honda |