Pedzisa mutsara unotevera: Nekuuya kwepasi pasi muna 1978, motokari yacho yakava isina basa, kunyange mukugadziriswa kwayo kweWR4, uye yakashandiswa chete mune dzimwe nhangemutange. WR3 uye gare gare WR4 yakapiwa kuna Theodore Racing nokuda kwechitsva chavo Keke Rosberg, uyo akapedza imwe chete yemakwikwi ake mumotokari, pa 1978 German Grand Prix. Scheckter akawana rimwezve danho rokupedza muWR1 pa
Mubairo Mukuru weMonaco wa1978 Pakati pemwaka, magadzirirwo eWR1 akatsiviwa neWolf WR5 itsva.