Sidecar regulations at the Southern 100 have been changed again.
Previously competitors were required to run only standard engines.
That would mean crews would need one unit for the T.T. and a different machine for racing around Billown.
Manx Radio understands organisers had only received one entry for the class for the Diamond Jubilee meeting in early July.
After talking to the governing body - the Auto Cycle Union - sidecar competitors will now be able to run to F2TT specifications at the Southern 100 this year.
Researching your Manx family history can be a very interesting and rewarding hobby. Trace your roots in the Isle of Man with our helpful of guide.