Practice followed by first three races
The first racing at the 2018 Steam Packet Southern 100 International Road Races takes place this evening.
Roads around the Billown Circuit close at 6pm and will reopen no later than 9.40pm.
There is a further practice session first followed by three races.
It starts at 7.40pm with the 600/1000cc race which is followed by a consolation event for those who didn't qualify.
The final action will be the 125/400cc/Moto3 race.
In last night's practice, Dean Harrison is quickest on the 1000cc bikes with a lap of 111.858mph followed by Ivan Lintin at 110.611mph and Rob Hodson at 110.337mph.
And in the 125/400cc/Moto3 class was led by Adrian Kershaw at 94.013mph with Paul Gartland second quickest at 93.685mph and Mick Goodings third at 92.938mph.
There will be full commentary on the racing action at Billown from approximately 7.25pm on AM1368, the AM Player at manxradio.com and the Manx Radio app.
If you are listening around the course you can tune in on 87.9FM.