helmut kelleners cars prototype sports 1969 ford joest reinhold a3 gt40 hi italy res germany nuerburgring porsche france le mans monza 1970 917k abarth bitter erich florio neuhaus sportscars targa 1967 blur juergen races speed touring 1000km 1973 911 belgium bmw fighting francorchamps front landscape many other panorama pilette shell side spa teddy track 1974 6h gijs hans jump jurgen laine lennep lights opel others pits pitstop rear refuel sponsors two van