Fan Park and Trackside bar will also be open
All of yesterday's tickets for the Grandstand will remain valid today (Saturday) for the Senior Race.
Organisers say the Fan Park will also be open, with all catering facilities available and the big screen showing the race.
However, there will be no prize presentation this evening, or winners interviews.
The Trackside Bar will be open from 11am until 5pm.
You can hear full coverage and commentary on Manx Radio via our FM or AM channels or online.
Inquest into death of MGP competitor reconvened
Chief minister calls extraordinary meeting to discuss impact of Middle East conflict
Government responds to reports linking new Iranian leader to Island-registered company
Manx Care reviewing pathways and support for those with suspected Covid-19 vaccine injury
Hopes traffic will be improved around Douglas amid road closure