6 0 s ▁saw ▁another ▁evolution ▁in ▁racing ▁at ▁The ▁Gro ve , ▁with ▁the ▁switch ▁to ▁a ▁week ly ▁program ▁of ▁S print ▁cars . ▁Late ▁Mod els ▁were ▁also ▁a ▁featured ▁division ▁for ▁a ▁few ▁years ▁ ▁Notable ▁D ri vers : ▁ ▁Ray ▁T ille y , ▁Bob bie ▁Adam son , ▁Mitch ▁Smith , ▁Bobby ▁H ers h , ▁Johnny ▁Mack ison ▁ ▁Notable ▁R aces : ▁Horn / Sch ind ler ▁Memorial , ▁National ▁Open , ▁Spring ▁Championship ▁▁ 1 9 7 0 s ▁▁ ▁In ▁the ▁ 1 9 7 0 s , ▁modern ▁S print ▁Car ▁racing ▁and ▁Late ▁Mod els ▁were ▁the ▁week ly ▁divisions ▁along ▁with ▁M idget s , ▁Street ▁Sto cks ▁and ▁Limited ▁Late ▁Mod els ▁making ▁routine ▁appearances ▁throughout ▁the ▁de cade . ▁In ▁ 1 9 7 2 , ▁ 4 ▁July ▁week end ▁Jim ▁Adams ▁won ▁both ▁features ▁of ▁a ▁double ▁header ▁in ▁a ▁Late ▁Model ▁Friday ▁night ▁and ▁another ▁win ▁Saturday ▁night ▁at ▁Sel ins gro ve ▁for ▁three ▁feature ▁wins ▁in ▁ 2 4 ▁hours . ▁ ▁By ▁ 1 9 7 0 , ▁Jack ▁G unn ▁was ▁in ▁his ▁ 3 rd ▁year ▁of ▁prom oting ▁the ▁speed way . ▁ ▁He ▁was ▁instrument al ▁in ▁bringing ▁the ▁best ▁talent ▁to ▁the ▁area ▁to ▁race ▁each ▁week , ▁many ▁who ▁decided ▁to ▁stay ▁and ▁call ▁Central ▁Pennsylvania ▁home . ▁ ▁In ▁ 1 9 7 2 , ▁new ▁ownership ▁came ▁to ▁the ▁speed way ▁when ▁Morgan