Manx duo after international wins
The Manx entry at the Dundrod 150 and Ulster Grand Prix is led by Conor Cummins and Dan Kneen.
The Ulster is dubbed the fastest road race in the world and the lap record belongs to Bruce Anstey at 133.977mph.
The Ramsey Rocket is back on his Honda Racing Superbike and is hoping to get back to the winning form which saw him win in 2009.
His quickest lap is 133.284mph.
Kneen is on the Valvoline Racing by Padgett's Honda and took his maiden international title last year in the Superstock race.
His quickest lap is 129.401mph.
Practice for Thursday's Dundrod 150 is today with roads closing between noon and 9.30pm.
Practice for the Ulster Grand Prix is tomorrow when roads close between 10.30am and 9.30pm - there is also the five race Dundrod 150 meeting.
The Ulster Grand Prix itself is on Saturday.
Other contenders include Michael and William Dunlop, Dean Harrison, Guy Martin, Lee Johnston, Keith Amor, Ian Hutchinson, Bruce Anstey, Ivan Lintin and Peter Hickman.