http://www.teampenske.com/news/index..._Season_Review
so for a team that run 5 Ford Mustang cars it sounds like there may not be any new ford on the grid in 2019
Over the course of the season, crew chief Greg Erwin and the No. 22 Ford Mustang team prepared race-winning cars for five different drivers. While that might sound simple, matching driving styles and setup preferences successfully with multiple drivers was no easy process.