Engine recording: "Car Engine Loop 96kHz, 4s" Author: qubodup (Iwan Gabovitch) Author page: https://opengameart.org/users/qubodup Source: https://opengameart.org/content/car-engine-loop-96khz-4s Original archive: https://opengameart.org/sites/default/files/engine-loop.7z Original selected file: engine-loop/engine-loop-1-normalized.wav License chosen: Creative Commons Attribution 3.0 Unported (CC BY 3.0) License: https://creativecommons.org/licenses/by/3.0/ Changes for Traseu: high-pass 40 Hz, low-pass 2800 Hz, conversion to Ogg Vorbis quality 5. Playback loops with variable rate (0.8–1.55) and gain. No endorsement by the original author is implied. The indicator tick is procedurally generated by Traseu and is not part of this recording.