We may receive a commission on purchases made from links. The glow plugs in a diesel are like the spark plugs in a gasoline engine, but they function differently. The only similarities between glow ...

For most cars and trucks, gasoline and diesel engines follow the same four basic steps to make power: intake, to get a mixture of fuel and air into the cylinders; compression, to squeeze that mixture ...

Diesel engines require on heated and compressed air to run efficiently. Glow plugs and intake heaters help make that happen, ...

Diesel cars make up roughly a quarter of the vehicles on Australia's roads, but while we refuel them in much the same way as a petrol car, less is known about exactly how diesel engines work – and ...