Three-time solo Southern 100 Champion Guy Martin will not be riding next week’s event.
The Honda Racing Fireblade SP2 that he crashed in the Superbike TT at Doran’s Bend is not available as further testing is required with the machine.
Also sidelined from the popular Billown meeting is local rider Ryan Kneen who broke a tibia in an off-road event ar South Shore, Ramsey on Sunday.
Practice for the Isle of Man Steam Packet Company-sponsored four-day Southern 100 International Road Races begins on Monday evening.
Racing will commence on the Tuesday evening with further racing the following evening and finals day throughout Thursday, July 13.
Michael Dunlop will be gunning for a fourth solo title, with his main opposition likely to come from Dean Harrison, William Dunlop, Dan Kneen, Ivan Lintin, Jamie Coward and James Cowton.
The sidecar class looks like being a cracker with Tim Reeves defend his championship title with 2015
winning passenger Mark Wilkes, up against 2017 TT double winners Ben and Tom Birchall, John Holden and local passenger Lee Cain, and six-time Southern 100 champion Dave Molyneux, who has Dan Sayle in the chair.