Originally Posted by sysie
281.8km done and still 136km to go, that is 417.8km (259.6 miles) on a tank !, have to add that this was mostly doing 80 - 90km/h on gravel
and the nearest fuel was far ahead..... so my primary objective was to save fuel..
This is 26km/l or 61.8 m/g
Seems to be along the lines of what I'm getting at those speeds too.