The design of NASCAR is being changed every time.When new rules are announced, all the stuffs and chiefs start to run circumvent the package. For finding competitive advantages they get paid.
NASCAR reacts of their jobs and additional tweaks.Before the starting of 2016 Sprint Cup Season, NASCAR brought a lower down force aero package. When the team got opportunity and started to work, again NASCAR introduced 3 changes.
The first change is cars must be welded in place.Another change is electric brake fans are illegal at present. And the third & final change is every team’s initial static roe need to set to zero degree.