Cika wannan jumla: A cikin makonni da suka gabata kafin
1986 Indianapolis 500, a cikin bikin bikin cika shekaru 50 na kyautar, an kara sabon tushe na silinda guda uku a kasan kyautar. Yana da wurin da za a ƙara wasu fuskoki 18. A tushe, an cika fili na farko da kamannin zinare na marigayi shugaban Speedway Tony Hulman. Tushen ya kara girman kyautar zuwa, da kuma nauyin zuwa kimanin.