A solid yellow flag is used to slow down the racers in the case of a crash, debris on the course (like car parts), slick fluids on the track or the weather has become a factor with rain. During a yellow flag the pace car, with the top lights flashing, joins up with the race leader and sets a slower ... Read More »
Aerodynamic Stance
In general, the car is lower to the ground. This improves air flow over the car, which reduces drag and allows the car to go faster when it is going in a straight line. This can result in better fuel economy. Additionally, when a car sits low to the ground, it has a low center of gravity. This makes it ... Read More »
Belt Drive
Usually found on Harley Davidsons, a belt drive has notches molded in it and is attached between a sprocket at the transmission output and a sprocket attached to the rear wheel. A belt drive requires no lubrication, so it is one of the cleanest final drive systems. Read More »
Cable-Activated
P>One end of the cable is attached to a lever or pedal. The other end is attached to the drum brakes or the clutch. Squeezing the lever or pressing the pedal will cause the brakes to be activated or the clutch to be disengaged. Read More »
Cladding
Tacky, ugly design elements that American automakers have tended to put all over the outside of their products. Read More »
Cruisers
Harley Davidson motorcycle riders. Read More »
Differential
The gear assembly connected between the driving wheels (or front and rear axle in case of 4WD or AWD) that permits the wheels to turn at different speeds. This is especially important when going around a corner since the inside wheels turn more slowly than the outside wheels. Read More »
DNF
Literally, the race participant DID NOT FINISH. Read More »
Fours
Four-cylinder engines on a motorcycle. Read More »
Green Flag With A Yellow Diagonal Stripe
The green flag with a yellow diagonal stripe signals a slower driver to move over on the track and let the leaders proceed. This usually occurs near the end of a race when the slower car is many laps behind. This flag is to ensure safety for the cars still racing for the win. Read More »
