The sounds of motor racing are often a harmonious combination of whirring engines, screeching exhaust and the sound of tires grinding asphalt. The engine roars up and down rhythmically, creating a characteristic melody and reminiscent of speed and a feeling of power. The exhaust sound is loud and sharp, usually getting louder as the speed increases. The sound of tires grinding asphalt also contributes to creating part of this exciting sound, as they cut through the road surface at high speed. Overall, the sound of motor racing is an emotional, powerful and unique harmony.