porsche 934The Porsche 934 is a racing version of the Porsche 911 Turbo, prepared to FIA Group 4 rules, similar to the Porsche 935 which was prepared to FIA Group 5Dirancang sebagai versi balap Grup 4 GT dari Porsche 911 Turbo (930), 934 dilengkapi dengan mesin 485-tenaga kuda flax