Rubuta ci gaba ga wannan sakin layi - A cikin makonni kafin 1986 Indianapolis 500
, a bikin bikin cika shekaru 50 na kofin, an kara sabon tushe mai layi uku a kasan kofin. 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.