Top riders aleady signed up to Southern 100

Organisers of the Southern 100 have confirmed many of the world's leading road racers have already signed up to this year's event.

Speaking at the media launch, the clerk of the course said May and July's races were set to be bigger and better than ever.

Phil Taubman also revealed an new fixture which will take to the Billown Circuit this summer.

He said it promised to be a year to remember:

(AUDIO ABOVE)