In this audio recording titled "Used Engine Idling", one can hear the distinct sounds that characterize an old, worn-out engine. The central sound is the rhythmic, consistent hum of a V8 engine idling. Its low, powerful growl is punctuated by an irregular engine rattle, a clear indication of its used and worn-out condition. Captured using a Zoom H1 recorder, the audio quality is high, enabling the listener to discern every nuanced sound. The engine's heavy vibration is almost palpable, creating a vivid auditory experience of standing next to an aging, yet still operational, V8 engine.