Showers have delayed Bank Holiday Monday's Manx Grand Prix further.
A course inspection involving rider liaison officer Richard 'Milky' Quayle and deputy clerk of the course John Barton took place at 2.30pm, but both said there were damp patches at various points around the Mountain Course.
This has pushed back the start of Senior race to 4.30pm and also saw it reduced to three laps.
A three-lap Classic Superbike race concludes the day and the meeting's action at 6.40pm.