The remains of this car are in a personal scrap yard collection. Petty buried the car after wrecking it. You Tube has a cool story on it.
View of Northwest Expressway showing heavy traffic during peak period. Looking East between Augusta Blvd. And Division Street, C&NW RR on left. Chicago Illinois
Yes - you can walk through it now. The fires slowed restoration somewhat, but a friend just went though recently.