A strong contingent of Northern Ireland riders will compete at next week's Manx Grand Prix on the TT Mountain Course.
Barry Davidson will start as favourite to win the Lightweight race in which he took third position last year.
John Burrows, Kenny McCrea and Barry Maguire lead the challenge in the Junior and Senior races while Richard Britton races in the Junior Classic.
Among those in the newcomers race will be Neil McWhirter and Sam Dunlop, nephew of Robert and the late Joey.
Other Irish riders participating in the Island races include Tim Maher, Denis Murphy, Dennis Booth, Davy Clark, Stephen McIlvenna, James McCall, Brian Mateer and Selby-based Gavin Bell.
Donegal's Seamus Greene will fancy his chances of success on the Martin Bullock Suzuki in the Senior race which was won by Saintfield's Davy Morgan last year.
Monday 29 August - Newcomers Race; Senior Classic Race
Wednesday 31 August -Junior Classic Race; Junior Race
Friday 2 September -
Lightweight/Ultra-Lightweight race; Senior Race