Racing at the 2008 Steam Packet International Southern 100 gets underway this evening (Tuesday).
Roads around the Billown Circuit close at 6.05pm with a final practice period from 6.20pm.
The nine-lap Senior Solo Founders race starts just after 8.10pm with the eight-lap 250cc Junior due to get underway at 8.55pm.
Roads will re-open no later than 9.30pm.