Rubuta ci gaba don wannan sakin layi - A 1975 ya yi tsere a tsere guda a Sweden don Embassy Racing Tare da Graham Hill team, ya yi ritaya daga tseren tare da matsalolin watsawa. A cikin 1977 Schuppan ya yi tsere don Surtees, ya gama na 12 a Burtaniya kuma mafi kyawun aiki na bakwai a Jamus. Ya gama na 16 a Austria
, amma ya kasa cancanta don tseren Formula One na karshe a Netherlands. Daga baya Schuppan zai bayyana shugaban kungiyar Surtees, Zakaran Duniya John Surtees, a matsayin mai mallakar mulkin mallaka wanda "koyaushe ya san mafi kyau kuma ba zai saurari direbansa ba" kuma ya yi imanin lokacinsa tare da ƙungiyar ya kasance yana da matsala ta hanyar ba a ba shi kayan aiki daidai da abokin aikinsa Vittorio Brambilla.