The video clearly shows a HUD lap timer. The lap time of 1:53.440 for lap 3 is visible on the HUD, which is also referenced in the video description as the TT3 lap record. The lap starts at 03:49 when the timer resets to 0:00 and ends at 05:45 when it resets again. The track name 'High Plains Raceway' is explicitly mentioned in the video description and matches an entry in the provided list. The vehicle is visually identifiable as a BMW E36 M3, consistent with the driver's known vehicles. The entire lap is continuous in-car POV footage. The estimated track length is calculated based on the lap time and an assumed average speed for a race car on a road course.