<page_title> 1946 Indianapolis 500 </page_title> <section_title> Sunday May 26 </section_title> <table> <cell> United States Ralph Hepburn <col_header> Name </col_header> </cell> <cell> 134.449 <col_header> Lap 4 (mph) </col_header> </cell> <cell> 133.944 <col_header> Average Speed (mph) </col_header> </cell> </table>
Hepburn's fourth lap was the fastest, a track record 134.449 mph and his four-lap average was a record 133.944 mph.