Whether you service your own ignition or need more troubleshooting savvy for road rallies and cruising, this month's lesson focuses on spark and ignition system basics. Understanding ignition ...

A.Here's a pressure-volume diagram for a combustion engine. Although rough, it is an approximation of the so-called air-standard cycle. '' Point (a) is at atmospheric pressure, after which the air is ...

Most pickup trucks sold today have internal combustion engines. Passenger vehicles are powered by two main types of engines: compression, aka diesel, and spark ignition, aka gasoline. Besides the type ...

Bosch is one of the largest manufacturers of any kind on the planet. It makes everything, from power tools to dishwashers, and it also supplies just about every automotive part you can think of.

Mazda’s new SkyActiv-X engine will go against every convention you thought you understood about gasoline engines. It’s supercharged, but for efficiency purposes, not to increase power. It has a ...

This year, Jeep is introducing a new 2.0-liter Hurricane 4 engine option as an option on the Grand Cherokee, in addition to its Pentastar V6. Despite the modest displacement, the new four-cylinder ...

In the race to field energy-efficient vehicles, don’t count out internal combustion technology just yet. GM recently debuted its homogeneous-charge-compression-ignition (HCCI) system in two drivable ...

You own a diesel-powered vehicle and are thinking of giving it a tuneup. But does your diesel even have spark plugs to change? The short answer is no, diesel engines do not have spark plugs. Instead, ...

Alternative fuels for spark ignition engines encompass a diverse array of oxygenated and renewable compounds, chiefly bioethanol, butanol, methanol and emerging candidates such as acetone and ...

409 ignition spark plug fouling issue explaining common engine problems that affect performance and how they show up in real ...