Spark plugs help you start gasoline engines and glow plugs do the same in diesel engines. But how do they go about providing that boost? And how do they differ?

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 ...

The popularity of diesel engines in passenger cars continues to fuel a number of innovations in the glow plug sector, writes Matthew Beecham. The main influences on the design of glow plugs centre on ...