This car has has been in service for 25 years with sealed engines and transmissions. You can buy a new one assembled and set up for about $32,000. It will do 135 MPH and handle lateral accelerations of over 1.3 Gs. The cars have, as a group, over 2.5 million miles of competition racing without a single fatality.
This means that it is safe and if someone else beats you on the track that they are a better driver. The competition is fierce and it is a momemtum car. With little acceleration power that means that you must carry the maximum speed possible throught the corners to be competitive.