Around 1975, General Motors made a significant advancement in stock passenger ignition technology: the High Energy Ignition (HEI). One of its major features was installation simplicity. The coil was ...

This automotive tutorial demonstrates a comprehensive ignition system upgrade and check engine light fix on a performance ...

Will joined the TopSpeed team over two and a half years ago, bringing his lifelong automotive passion, writing experience, and editorial expertise along with him. Whether classic or modern, American ...

The two-phase ignition is derived from racing technology, and it is said to burn cleaner and more efficient than traditional ...

As the engines in America's production automobiles become more powerful with each succeeding year, it becomes increasingly difficult for engine and accessory designers to cope with some of the ...

For optimum engine performance, it is necessary to have an ignition system that is on point. You see the whole purpose of your ignition system is to transform your battery's low voltage into the ...

With pre-chamber ignition technology growing in popularity due to its performance and efficiency benefits, Mahle Powertrain’s new jet ignition system (MJI) is here to improve engines while having no ...

The automotive industry continues to be a hotbed of innovation, with activity driven by the increasing penetration of electronics into vehicle systems to make mobility safer and intelligent and ...

Push-button start may be common today, but it wasn't always the dominant way to crank an engine. Push-button start systems and ignition key systems activate the same process in different ways. Do you ...

Light-duty compression-ignition (CI) engines operating on diesel fuels have the highest thermodynamic cycle efficiency of all light-duty engine types. The CI diesel thermodynamic cycle efficiency ...