Jo Siffert

Sportscars

Jo won the race on the old airfield driving the works

Porsche 908 Coupe (#017)

without a co-pilot.

Jo won the inaugurational race on the new Österreichring circuit together with co-driver

Kurt Ahrens Jr on a

Porsche 917 (#009)

privately entered by
Karl Freiherr von Wendt.

At the same time it was the first ever win of a Porsche 917.

Jo won again on the Österreichring, this time together with co-driver

Brian Redman on a

Porsche 917K (#015)

entered by J.W. Automotive.

This was Jo's weekend!

On his BRM P160 he started from Pole Position, drove the fastest lap and lead every single lap to victory!

He was only the 8th driver

to achieve a Grand Slam

since 1950!