According to Unison Industries, its new dual direct spark ignition system (DDSI) successfully lit the Pratt & Whitney RL 10A-4-2 engine on the Lockheed ...

Direct-injection spark-ignition (DISI) engines have been investigated for many years but only recently have shown promise as a next generation gasoline engine technology. Much of this new enthusiasm ...

Particulate emissions are reported for a 0.31 L single cylinder engine fitted with an air forced direct injection system.Trends in number, size, and mass of engine out particle emissions are examined ...

Automotive ignitions systems have seen many transitions over the years. Historically, the designs have matured from a magneto to today’s coil-over-spark plug designs. The progression follows the ...

Q: My 2002 Buick LeSabre has 98,887 miles on it. Its ignition control module is failing. Since 2014 I have replaced it three times. Can you please tell why my control module keeps failing? It stops ...

Ignition system technology has taken a number of twists and turns over the past 50 years. Matthew Beecham talks with experts from Delphi and Denso about the latest developments both on the OE and ...