Butch Hartman
... that Butch Hartman, the first rookie to lead a Daytona 500, later won five championships in a rival stock car racing series?
... that <b id="mwD4M"><a class="mw-redirect" href="./Butch_Hartman_(racer)" id="mwD4Q" rel="mw:WikiLink" title="Butch Hartman (racer)">Butch Hartman</a></b>, the first rookie to lead a <a href="./Daytona_500" id="mwD4U" rel="mw:WikiLink" title="Daytona 500">Daytona 500</a>, later won five championships in a <a class="mw-redirect" href="./United_States_Automobile_Club" id="mwD4Y" rel="mw:WikiLink" title="United States Automobile Club">rival</a> <a href="./Stock_car_racing" id="mwD4c" rel="mw:WikiLink" title="Stock car racing">stock car racing</a> series?