Australian Cameron Donald will ride for Wilson Craig Racing at T.T. 2013.
It will be the two-time T.T. winner's third year riding for the Northern Ireland team.
Recently, William Dunlop left the outfit to join Milwaukee Yamaha under the leadership of Shaun Muir.
Donald won the Superbike and Superstock races around the Mountain Course in 2008.
Hockey: Relegation scrap in Men's Division 1 goes to final day
Castletown B miss out on crucial points
FC Isle of Man confirm fixture changes
Clashes affecting Chadderton and Barnoldswick Town games
Netball: Castle Rushen scoop three secondary school titles
The Southern school won the coveted Senior Final
Hockey: Valkyrs looking to stay in title Ladies Premier League title fight
Rearranged fixtures taking place tonight