Onboard: Porsche 904/6 Racing Giants at Spa - HQ flat 6 sound

Highlights from racing the Porsche 904-6 at dusk at Spa Francorchamps. Over 1 hour of racing:    • Onboard: Porsche 904/6 - Racing at dawn at...   Engine: 1,991cc Air-Cooled Flat 6 Prepared by: Historika Driven by: Andrew Smith & Oliver Bryant www.robbertalblas.nl