Formula Atlantic is a specification of open-wheel racing car developed in the 1970s. It was used in professional racing through the IMSA Atlantic Championship until 2009 and is currently primarily used in amateur racing through Sports Car Club of America Formula Atlantic.
2007 Formula Atlantic car
2011 SCCA National Championship Runoffs winner Michael Mällinen
Atlantic Championship Series
The Atlantic Championship Series is an American open-wheel racing series with races throughout North America. It has previously been called Champ Car Atlantics, Toyota Atlantics, or just Atlantics
Giacomo Ricci (foreground) passing Frankie Muniz in their Swift 016.a machines during the 2007 Houston race.
2006 Champ Car Atlantic Drivers pose for group photo at California Speedway