Southern 100

Southern 100 Road Races
Billown Circuit
Venue Castletown, Isle of Man
Date 9–12 July 2018
Type Road Course
Clerk of the Course Giles Olley
Event Organiser ACU Events Ltd
Event Promoter Southern 100 M.C.R.C. Ltd
Principal sponsor Isle of Man Department for Enterprise
History
First races 1955
First winners (1955) Dave Chadwick (250 cc)
Derek Ennett (350 cc)
Terry Shepherd (500 cc)[1]
Most wins Ian Lougher (32)
Lap record Michael Dunlop
2 minutes, 12.231 secs
115.707 mph (186.212 km/h), 2017[2]

The Southern 100 is a motorcycle road racing event held on the Isle of Man in July of each year. The event was first held in 1955, with three races for different classes of solo motorcycles; the 2015 calendar included twelve races for various classes.[3] The participants compete on the Billown Circuit in the south of the island, starting and finishing at Castletown.

  1. ^ Cite error: The named reference S100 was invoked but never defined (see the help page).
  2. ^ 2017 INTERNATIONAL SOUTHERN 100 ROAD RACES - Race 11 Solo Championship Race Peter Oates Clerk of the Course/Chief Timekeeper Kevin Brookes (2017) Southern 100 MCRC
  3. ^ 2015 Race results, Southern 100 Motorcycle Racing. Retrieved 13 December 2015