<page_title> 1921 Isle of Man TT </page_title> <section_title> Senior 500 cc Race </section_title> <table> <cell> United Kingdom Howard R Davies <col_header> Rider </col_header> </cell> <cell> 4.09.22 <col_header> Time </col_header> </cell> <cell> 54.49 mph (87.69 km/h) <col_header> Speed </col_header> </cell> <cell> United Kingdom Freddie W Dixon <col_header> Rider </col_header> </cell> <cell> 4.11.25 <col_header> Time </col_header> </cell> <cell> United Kingdom Bert le Vack <col_header> Rider </col_header> </cell> </table>
The 1921 Isle of Man TT Senior race was won by Howard Davies, by a margin of 2 minutes and 3 seconds from Freddie Dixon, and Bert Le Vack, in 4 hours, 9 minutes and 22 seconds, at a speed of 54.49 mph (87.69 km/h).