<page_title> 1969 24 Hours of Le Mans </page_title> <section_title> Did Not Finish </section_title> <table> <cell> Porsche 917LH <col_header> Chassis </col_header> <row_header> DNF </row_header> </cell> <cell> Porsche 4.5L F12 <col_header> Engine </col_header> <row_header> DNF </row_header> </cell> </table>
The first Porsche 917 prototype was developed with a 12-cylinder engine.