Pre-ignition for an automobile engine to continue on for thousands of kilometers with mild detonation, pre-ignition can destroy an engine in just a few strokes of the piston. Pre-ignition Pre-ignition (or preignition) in a spark-ignition engine is a technically different phenomenon from engine knocking, and describes the event wherein the air/fuel mixture in the cylinder ignites before the spark plug fires. Pre-ignition is initiated by an ignition source other than the spark, such as hot spots in the combustion chamber, a spark plug that runs too hot for the application, or carbonaceous deposits in the combustion chamber heated to incandescence by
Rock Ignition Rock Ignition Rock Ignition is a hard rock band from Germany founded in 2006 by professional dancer and ex-Kamelot background vocalist Heather Shockley and Silent Force/Sons of Seasons/Headstone Epitaph bassist Jürgen Steinmetz. In 2007 they signed a deal with Rock Inc.(Netherlands)and released their debut EP, "I Can't Resist". The band is influenced by hard rock acts from the 1980s like Skid Row, Whitesnake, Bon Jovi, Mötley Crüe, and Vixen. The very first guitar player of Rock Ignition, Bas Maas, is now the actual guitarist of "metal queen" Doro Pesch. Rock Ignition has shared the stage with bands like Uriah Heep,