If you build engines, tune cars, or even just like mashing your foot on the throttle with conviction, you’ve probably heard ...

Amir Baranzahi, Anita Lloyd Spetz, Peter Tobias, Peter Tobais, Ingemar Lundström, Per Mårtensson, Magnus Glavmo, Anders Göras, Jan Nytomt, Per Salomonsson, Håkan ...

Hello. I've had an ongoing problem with my 2008 Corvette for over a year. I have reoccurring fault codes of P0171 and P0174, fuel trim lean on bank one and two. I have had the car to four shops and ...

As performance enthusiasts and racers work with more sophisticated tuning tools—especially those designed for EFI engines—there's a growing debate on whether to use air-fuel ratio or Lambda in the ...

We earn commissions from purchases you make using links in our articles. Learn more. If your car experiences poor fuel economy, lacks power, feels sluggish, idles rough, or has an illuminated check ...