Anniversaries Apr, 25 – 87th birthday of the Porsche company (1931) May, 09 – 32nd birthday of the 961 (1986) May, 10 – 75th birthday of Wolfgang Porsche (1943) May, 15 – 36th birthday of the 956 (1982) May, 20 – 56th birthday of the 804 (1962)