Read on the MCN website that there's live coverage of this over the weekend on the free to air Quest channel.....worth a look

Copied this from the website......

As always, the weekend’s action will be broadcast live on Eurosport while this weekend also sees additional, free-to-air coverage over on Quest.
Friday 25th May
09:40: World Superbikes, FP1 – Eurosport 1

Saturday 26th May
10:40: World SBK Superpole – Eurosport 2 & Quest
13:15: World Superbike Race 1 – Eurosport 2 & Quest

Sunday 27th May
Live from 11am on Quest and Eurosport 2
11:30: World Supersport Race
13:00 World Superbike Race 2

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Quest - freeview channel 37

Sat 26th May - 10:15am to 16:15pm
Sun 27th May - 11:00am to 16:00pm