Cars these days are littered with acronyms that denote various items, from the engine to the safety equipment. What does the ...

One of the defining features Audi engines is TFSI, featured in numerous Audi models for over 20 years. What does TFSI stand for? How does it work?

The first thing you should understand is that direct-port, constant-flow fuel-injection—Hilborns, En-derles, Crowers, whatever—were never designed, nor intended, to be run on the street. All of these ...

When the auto manufacturers first introduced their newfangled multiport fuel-injection systems, many hot rodders feared that the days of performance tuning and tweaking were gone. However, nothing was ...

From the 1954 Mercedes-Benz 300 SL to modern GDI, explore how fuel injection rose to dominance and why carburetors never ...

The injection of diesel fuel at ultra-high pressures into the combustion chamber requires precision-engineered nozzles to achieve optimal atomisation and combustion efficiency. Under rapid pressure ...

Mechanical injection systems rely entirely on engine driven components to meter, pressurize, and time fuel delivery. In these engines, a mechanical injection pump is driven by the engine's gear train ...