Rally car
... that the first Rally car was powered by a Harley-Davidson engine?
... that the first <b id="mwCAc"><a href="./Automobiles_Rally" id="mwCAg" rel="mw:WikiLink" title="Automobiles Rally">Rally car</a></b> was powered by a <a href="./Harley-Davidson" id="mwCAk" rel="mw:WikiLink" title="Harley-Davidson">Harley-Davidson</a> engine?