Race day press conference by GTA <Part.2>
https://supergt.net/news/single/20226
About 4 tire change mandatory rules
*It is difficult to limit the development costs of tire manufacturers, so we will consider ways such as reviewing the number of tires brought into the race.
About FCY system
*There is a time lag between the onboard panel installed in each vehicle and the radio from the control, but it is within about a second.