Formula C was an open wheeled

SCCA The Sports Car Club of America (SCCA) is a non-profit American automobile club and sanctioning body supporting road racing, rallying, and autocross in the United States. Formed in 1944, it runs many programs for both amateur and professional ...

racing class originating in the mid 1960s, derived from the failed

Formula Junior Formula Junior is an open wheel formula racing class first adopted in October 1958 by the CSI (''International Sporting Commission'', the part of the FIA that then regulated motorsports). The class was intended to provide an entry level class ...

class. Formula C cars were very similar to Formula Juniors;

Formula B 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 o ...

was a similar class with uprated 1600 cc engines. Formula C cars were limited to 1100 cc engines. In the SCCA today,

Formula Continental Formula Continental is a single seater, open wheel racing class in motorsport. It replaced Formula C as an SCCA racing class. Most Formula Continental's are Formula Ford 2000 (FF2000) models, which is a flat bottomed, steel tube frame open ...

is the direct descendant of Formula C.

Regulations

The 1965 SCCA General Competition Rules define the Formula SCCA Class C (commonly referred to as Formula C) rules as follows: # Single seat, four open-wheeled racing car with firewall, floor and safety equipment conforming with the SCCA General Competition Rules. # Engine displacement below or equal to 1100cc. # Minimum weight in full running condition 750 pounds. # Cars must use pump fuel only. # Cars must be equipped with on-board self starter controlled by the driver in normal driving position. # The driver's seat must be capable of being entered without the removal or manipulation of any part or panel. # A double braking system operated by one pedal is compulsory. The pedal shall normally control the four wheels. In case of leakage at any point of the piping or any failure in the braking transmission system, the brake pedal must continue to actuate at least two wheels on the same axle. # Supercharging devices are not permitted. # Reverse gear is mandatory (as of 1966).

Formula C at the
SCCA National Championship Runoffs The SCCA National Championship Runoffs is the end-of-year championship race meeting for Sports Car Club of America Club Racing competitors. Divisional champions and other top drivers from the SCCA's 116 regions are invited to participate at the ...

References

C Sports Car Club of America {{Motorsport-stub