A SOUPED-UP version of a Second World War aero engine could save millions of
litres of fuel a year, according to a Texan engineer. Dimitrios Dardalis of the
University of Texas in Austin says his improvements to the engine will cut the
fuel consumption of heavy lorries by 5 per cent, and reduce maintenance costs
into the bargain.
The Sabre engine was originally created by British engineering company Napier
to power the Hawker Tempest and Typhoon fighters in the Second World War. The
Napier designers wanted to eliminate the valves on the top of each cylinder to
make the engine…
