| CAITHNESS RIDERS THAT HAVE ACHEIVED THE HOLY GRAIL OF REACHING AN AVERAGE SPEED INEXCESS OF 25 MPH | ||||
| COURSE THURSO 10 MILE A9 | ||||
| NAME | TIME | SPEED MPH | YEAR | COMMENTS |
| Alexander Ross | 21:01 | 28.50 | 2002 | Current Course Record |
| Gary Paterson | 21:57 | 27.33 | 1998 | Course Record at the time |
| Evan Oliphant | 22:03 | 27.21 | 2003 | |
| Andrew Macleod | 22:09 | 27.08 | 2017 | |
| Keith Smith | 22:13 | 27.00 | 2007 | |
| Peter Fenwick | 22:23 | 26.80 | 2012 | |
| Tom Macdonald | 22:33 | 26.60 | 1999 | |
| Austin Hughes | 22:34 | 26.58 | 2005 | |
| Sandy Crawford | 22:44 | 26.39 | 1970 | Course Record at the time |
| John Falconer | 22:51 | 26.25 | 2000 | |
| David Smith | 22:54 | 26.20 | 2002 | |
| Allan Shearer | 22:59 | 26.10 | 2016 | |
| Herbie Hughes | 23:03 | 26.03 | 2004 | |
| Allan Sutherland | 23:16 | 25.78 | 2013 | |
| Al Washington | 23:24 | 25.64 | 1992 | |
| David McCarthy | 23:27 | 25.58 | 2017 | |
| Alun Arnold | 23:29 | 25.55 | 2001 | |
| Cameron Earnshaw | 23:32 | 25.49 | 2017 | |
| Robin Cameron | 23:38 | 25.38 | 2001 | |
| Vincent Malachanne | 23:43 | 25.29 | 1999 | |
| Malcolm Gray | 23:46 | 25.24 | ? | |
| Dave Morrill | 23:58 | 25.03 | 2010 | |