Pre-ignition 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 previous engine combustion events. The phenomenon is also referred to as 'after-run', or 'run-on' or sometimes dieseling, when it causes the engine to carry on running after
Ignition Management Ignition Management Ignition Management is a London-based music management company run by partners Marcus Russell & Alec McKinlay. Ignition Management was formed in late 1983 by Marcus Russell, who at the time was manager of London based band Latin Quarter, who became established in Scandinavia & West Germany before going on to score a UK Hit with the song Radio Africa in 1986. Ignition went on to manage Cambridge band The Bible, before expanding to take on Johnny Marr, The The and Electronic as the 90's approached. It was at this time that previous associate Alec Mckinlay returned from his