From Belgian-Motorsport on YouTube, here is the 1991 Gebhardt C91 Cosworth Group C2 car racing in 2019 at the Autodromo Nazionale di Monza in Monza, Italy.
Engine: Cosworth DFR 90° V8 NA / 3493 cc / 213.2 cu in Power: 580 bhp / 433 kW @ 11000 rpm
Event: Monza Historic Race series: Group C racing
Date: 20-22 september 2019
Driver: Michael Lyons (GBR)
He qualified 7th overall and won the first race. In the second race he finished in second place behind the Sauber-Mercedes C11.
Filmed with Canon Legria HF G40 + DM-100 microphone