<Li> Third Signal--15 minutes before start, race competitors move to the start - line and form - up in qualification order . </Li> <Li> Fourth Signal--5 minutes before start, signal to clear the grid and race competitors move towards the exit-gate . </Li> <P> Entrants must be in possession of a valid National Entrants or FIM Sponsors Licence for Road Racing . </P> <P> The 2015 specification for entries into the Superbike TT race are defined as: </P>

Who races in the isle of man tt
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