This year's T.T. will be bear the fruits of the major technological advancements in the 100 years since the first races in 1907.
For the first, an official speed trap will be installed on the Sulby straight and the top speeds of all the competitors will be available.
The new 'Racemann' system integrates entries, timing and retirements with live results available to TV companies.
Meanwhile, money is also being spent on medical provisions, extra foam and pole barriers and marshalling.
T.T. Development Manager, Paul Phillips, says safety arrangements have come under fire in recent years:
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