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 ...

A diesel engine uses glow plugs instead of spark plugs. Despite having similar names, spark plugs and glow plugs work differently. Instead of igniting the fuel like a spark plug does, a glow plug ...

Big changes are reportedly in store for the Ram HD's 6.7-liter Cummins engine, and the 6.4-liter HEMI is also purportedly ...