Ignition timing Ignition timing In a spark ignition internal combustion engine, Ignition timing refers to the timing, relative to the current piston position and crankshaft angle, of the release of a spark in the combustion chamber near the end of the compression stroke. The need for advancing (or retarding) the timing of the spark is because fuel does not completely burn the instant the spark fires, the combustion gases take a period of time to expand and the angular or rotational speed of the engine can lengthen or shorten the time frame in which the burning and expansion should occur. In a
Detroit Ignition Detroit Ignition The Detroit Ignition is a dormant American indoor soccer team that has played three seasons, most recently 2008–09. In April 2006, Greg Bibb, president of Hantz Group Sports and Entertainment, introduced the teams as a new Major Indoor Soccer League expansion team. They played at the Compuware Sports Arena in Plymouth Township, Michigan. Their first season was 2006–07 MISL season. After the 2007–08 MISL season, the league folded. Soon afterwards, the Ignition joined the Xtreme Soccer League. The Ignition ended the 2008–09 campaign in first place which netted them the XSL title. The XSL went on "hiatus" after