The best part of the diesel donk is of course the fuel economy. The official Australian Green Vehicle Guide combined cycle rating is just 5.3L//100km. In the real world, we averaged around 6.7L/100km.

Harrop’s its name, and supercharging is its game. But is this new combination a better drive than the old naturally aspirated 5.4-litre donk? Well, that’s what we’re here to find out.