T13.1 Car Number
T13.1.1 Each car will be assigned a number at the time of its entry into a competition
T13.1.2 Car numbers must appear on the vehicle as follows: Locations: In three (3) locations: the front and both sides;
a. Height: At least 152.4 mm (6 inch) high;
b. Font: Block numbers (i.e. sans-serif characters). Italic, outline, serif, shadow, or cursive numbers are prohibited.
c. Stroke Width and Spacing between Numbers: At least 18 mm (3/4 inch).
d. Color: Either white numbers on a black background or black numbers on a white background. No other color combinations will be approved.
e. Background shape: The number background must be one of the following: round, oval, square or rectangular. There must be at least 25.4 mm (1 inch) between the edge of the numbers and the edge of the background.
f. Clear: The numbers must not be obscured by parts of the car, e.g. wheels, side pods, exhaust system, etc.
T13.1.3 Car numbers for teams registered for North American FSAE competitions can be found on the "Registered Teams" section of the relevant Formula SAE website. Comment: Car numbers must be quickly read by course marshals when your car is moving at speed. Make your numbers easy to see and easy to read. 83 Example:
T13.1.4 Electric Vehicles Car numbers of vehicles registered for Formula SAE Electric must be preceded by a capital letter "E" in the same size and font as the numerals. Example: E219