cing ▁comp ounds ▁on ▁the ▁racing ▁surface ▁(" gl ue " ▁or ▁" go op ") ▁may ▁be ▁applied ▁to ▁the ▁racing ▁surface ▁by ▁the ▁compet itors . ▁ ▁One ▁type ▁of ▁ 1 : 2 4 ▁commercial ▁track ▁is ▁the ▁" Blue ▁King " ▁( 1 5 5 ▁foot ▁lap ▁length ) ▁which ▁is ▁the ▁track ▁that ▁is ▁recognized ▁for ▁world ▁records ▁in ▁ 1 : 2 4 ▁racing ▁The ▁ 2 0 1 7 ▁world ▁record ▁qual ifying ▁lap ▁is ▁held ▁by ▁Brad ▁F ries ner ▁at ▁ 1 . 3 4 7 ▁seconds , ▁which ▁comput es ▁to ▁ 7 8 . 4 5   m ph . ▁The ▁" K ing " ▁track ▁segments ▁are ▁" named " ▁starting ▁from ▁the ▁main ▁straight ▁in ▁an ▁anti - clock ▁wise ▁direction : ▁bank , ▁ch ute , ▁dead man ▁( cor ner ), ▁finger , ▁back ▁straight , ▁ 9 0 ▁( cor ner ), ▁don ut ▁( cor ner ), ▁lead - on , ▁and ▁top - turn . ▁Gener ally ▁the ▁" K ing " ▁tracks ▁are ▁used ▁for ▁wing - car ▁racing , ▁where ▁un - bank ed ▁" flat " ▁tracks ▁of ▁various ▁designs ▁are ▁used ▁for ▁scale ▁racing . ▁An ▁example ▁of ▁a ▁championship ▁" flat " ▁track ▁is ▁the ▁Gary ▁G erd ing ▁designed ▁track ▁installed ▁in ▁July ▁ 2 0 0 7 ▁at ▁Mid - America ▁Race way ▁and ▁H obb ies ▁near ▁Aur ora , ▁IL ▁( the ▁site ▁of ▁the ▁