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Dunlop maintains Superbike lead in thrilling session

Fine margins separate top three

The weather has allowed for what can only be described as one of the most productive practice weeks in recent history.

Many competitors set personal records going around the Mountain Course on another fine evening on the Isle of Man tonight.

The big guns also showed why this year's event will be fiercely contested as Ian Hutchinson, John McGuinness and Ramsey rider Conor Cummins all finished in and around the 130mph mark.

However, it's 27-year-old Michael Dunlop who sits top of the pile in the Superbikes:

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