Over the same time frame, (four years) the Five Start Flange Fit Composite Body has been eligible for 61 events. Cars outfitted with a Five Star composite body have won 52 times and have earned 41 poles.
Year to date in 2018, cars finishing on the lead lap is up 6%, lead changes are up 22% and caution laps are down 9%.
That is what happened with Berlin... so who knows... It is at Lucas Oil Raceway and Lucas Oil owns MavTV, so maybe its a little more likely? No idea...
The only major change is Berlin is out and Five Flags is in. A few other minor date changes, DuQuoin goes from being a Monday afternoon race to a Saturday night race. Lucas Oil Raceway has traditionally been scheduled during Brickyard 400 weekend, last year was rained out to the first weekend in October, they decided to keep that October date.
Here is an article about the new date, old dates, and date's moved. The final TV schedule isn't out yet After a busy year for the series, ARCA released its 2019 schedule with a return to an old track on the schedule and a new date for an existing track. https://www.motorsport.com/us/arca/news/arca-racing-series-2019-schedule/4301969/