Dhameystir weedhan soo socota: 1979kii Tartanka Grand Prix ee Argentina, Jan Lammers wuxuu bilaabay xirfadiisa Formula One ee Shadow. Sanadkii 1980, wuxuu kaalinta afraad ee ciyaaraha ku guuleystay
United States Grand Prix West oo ku taal Long Beach ATS, laakiin ku guuldareystay inuu dhibco helo ka dib hawlgab. Sannadkii 1988, ka dib 39 Grand Prix, Jan Lammers wuxuu ka fariistay Formula One si uu ugu guulaysto xirfadiisa gawaarida isboortiga, isagoo ku guuleystay 1988 24 Saacadood ee Le Mans iyo 1990 Daytona 24 Saacadood. Sannadkii 1992, Lammers wuxuu laba tartan ku soo laabtay Formula One bishii Maarso, Japan iyo Australia. Tartamadaani waxay calaamad u ahaayeen muuqaalkiisii ugu horreeyay ee Formula One tan iyo 1982, taas oo weli ah rikoodhka ugu dheer ee farqiga u dhexeeya Grand Prix-yada isku xigta ee Formula One. Waxaa la saxiixay kooxda 1993 laakiin kooxda ayaa musalaftay ka hor inta aysan xilli ciyaareedku bilaaban.