Whakaotihia te rerenga e whai ake nei: I angitu a Till i te wa i tapaina ai ia ko Rookie o te Tau o te Rohe o Houston o te SCCA i te tau 1986. Kāore i roa i muri mai, ka riro i a ia te 1990 Atlantic Championship. I te tau 1991, i uru ia ki te raupapa Indy Lights ka wikitoria i te whakataetae i Mid-Ohio. I te CART i oma ia i ngā whakataetae 20, tae atu ki te
1994 Indianapolis 500, i te wahi i oti ia 12th. E toru ngā wā i eke a Till ki te tekau tuatahi i te whakataetae CART.