1978 Classic TT
Course name: Mountain (post 1914)
Course length: 226.38 miles (6 laps)
Competitors
| Position | Competitor(s) | Time | Speed | Machine |
|---|---|---|---|---|
| 1 | Grant, Mick | 2:00:50.20 | 112.4 | Kawasaki |
| 2 | Williams, John G. | 2:01:41.00 | 111.62 | Suzuki |
| 3 | George, Alex | 2:04:10.00 | 109.39 | Yamaha |
| 4 | Read, Phil | 2:04:22.00 | 109.21 | Honda |
| 5 | Simpson, Bill | 2:07:05.00 | 106.88 | Yamaha |
| 6 | Ireland, Denis | 2:08:13.60 | 105.92 | Yamaha |
| 7 | Lucas, Malcolm | 2:08:32.20 | 105.67 | Yamaha |
| 8 | Sayle, Jeff | 2:08:46.80 | 105.47 | Yamaha |
| 9 | Tonkin, Steve | 2:10:12.00 | 104.32 | Yamaha |
| 10 | Smith, Bill | 2:11:23.80 | 103.37 | Yamaha |
| 11 | Horton, Clive | 2:11:27.60 | 103.32 | Yamaha |
| 12 | Casement, Denis | 2:11:50.40 | 103.02 | Yamaha |
| 13 | Labuschagne, Peter | 2:12:01.20 | 102.88 | Yamaha |
| 14 | Tuxworth, Neil | 2:13:21.60 | 101.85 | Yamaha |
| 15 | Peters, Brian | 2:13:28.00 | 101.76 | Yamaha |
| 16 | Cull, Steve | 2:13:29.00 | 101.75 | Yamaha |
| 17 | Coates, Ernie | 2:14:39.20 | 100.87 | Yamaha |
| 18 | Moyce, Asa | 2:15:06.60 | 100.53 | Yamaha |
| 19 | Scott, Jim | 2:15:10.00 | 100.48 | Yamaha |
| 20 | Higham, Jack | 2:16:09.60 | 99.75 | Yamaha |
| 21 | Chatterton, Mick | 2:16:52.00 | 99.24 | Yamaha |
| 22 | Inwood, Ken | 2:17:11.40 | 99 | Yamaha |
| 24 | Rae, Bill | 2:18:17.20 | 98.22 | Yamaha |
| 25 | Vogt, Gerhard | 2:19:43.00 | 97.21 | Yamaha |
| 26 | Scaysbrook, Jim | 2:20:19.20 | 96.79 | Ducati |
| 27 | Asami, Sadao | 2:21:38.80 | 95.89 | Yamaha |
| 28 | Jeffreys, Roy | 2:22:15.00 | 95.48 | Yamaha |
| 29 | McKenna, Brendan | 2:23:59.80 | 94.32 | Suzuki |
| 30 | Dean, James | 2:26:19.00 | 92.83 | Yamaha |
| 31 | Trollope, Dennis | 2:26:29.60 | 92.72 | Yamaha |
| 32 | Kirwan, Mal | 2:32:42.00 | 88.95 | Yamaha |
| 33 | Neve, Chris | 2:39:46.00 | 85.01 | Yamaha |
| 34 | Wilhelm, Wolfgang | 84.5 | Yamaha | |
| R | Fogarty, George | Ducati | ||
| R | Biggelaar, Vince | Kawasaki | ||
| R | Blake, Kenny | Suzuki | ||
| R | Guthrie, Billy | Suzuki | ||
| R | Shimmin, Danny | Suzuki | ||
| R | Burrows, Ricky | Yamaha | ||
| R | Cormican, Donal | Yamaha | ||
| R | Duffus, Alan | Yamaha | ||
| R | Duncan, Mike | Yamaha | ||
| R | Grove, Peter | Yamaha | ||
| R | Herron, Tom | Yamaha | ||
| R | Ingham, Bill | Yamaha | ||
| R | Junk, Courtney | Yamaha | ||
| R | Lindsay, Joe | Yamaha | ||
| R | Lunn, Doug | Yamaha | ||
| R | Manship, Steve | Yamaha | ||
| R | McClements, Sam | Yamaha | ||
| R | Murray, Bernard | Yamaha | ||
| R | Nicholls, Roger | Yamaha | ||
| R | Porter, Colin | Yamaha | ||
| R | Rae, James | Yamaha | ||
| R | Randall, Douglas Arthur | Yamaha | ||
| R | Richards, Ian | Yamaha | ||
| R | Rigg, Nigel | Yamaha | ||
| R | Trotter, Les | Yamaha | ||
| R | Waring, Graham | Yamaha | ||
| R | Weeden, John | Yamaha | ||
| R | Woodley, John | Yamaha | ||
| R | Adler, Mike | Yamaha | ||
| R | Roberts, Eddie | Suzuki | ||
| R | Harrison, Kenny | Yamaha | ||
| R | Poxon, Mick | Triumph | ||
| R | Lawton, Alan | Yamaha | ||
| R | Marshall, Roger | Yamaha | ||
| R | Martin, Keith | Yamaha | ||
| R | Jackson, Alan | Suzuki | ||
| R | Fulton, Bill | Yamaha | ||
| R | Dunlop, Joey | Yamaha | ||
| R | Chatterton, Derek | Yamaha | ||
| R | Hailwood, Mike | Yamaha | ||
| R | Haslam, Ron | Yamaha |