No medium-capacity Grand Touring car design better embodies the spirit of private-owner endurance racing in the mid-1960s than the pert and legendarily 'user-friendly' flat-4 cylinder air-cooled Porsche 904 GTS.

Here we are delighted to offer a particularly well-presented and well prepared example with the most wonderful provenance and well-documented competition history.

This is the Porsche 904 GTS – chassis '079' – which was bought brand-new from the Stuttgart-Zuffenhausen factory in April 1964 by Swiss entrepreneur and racing team patron Georges Filipinetti.

It was to be finished in his Scuderia Filipinetti team's bright-red racing livery and campaigned for the organization by promising young Swiss drivers Jo Siffert, Herbert Muller, Dieter Spoerry and Claude Sage.

We understand that '079'made its racing debut in the ADAC 1,000 Kilometres race at the Nurburgring, West Germany, on April 31, 1964.

Co-driven by Herbie Muller and Andre Knorr it clamoured home impressively, sixth ov...