E85 in a non-flex fuel vehicle can cause misfires and cold start issues. Learn how to diagnose and correct ethanol-related fuel problems.

It determines whether the air-fuel mixture is too rich or too lean and sends real-time information ... Similarly, the ignition system — which includes spark plugs, wires, and ignition coils ...

The Porsche 911 has changed quite a lot over the years, yet in all its iterations, it’s always followed the same philosophy: ...

There are no spark plugs. “A diesel engine has a higher ... a Skyactiv-X engine creates a very lean mixture of air and fuel during the intake stroke. At the end of the compression stroke ...

A well-tuned carburetor can be every bit as streetable and enjoyable to drive as a car with a fuel injection ... the spark plugs. If the plug tip is white, the mixture is lean.

Do spark plugs still matter in the era of electric cars? Learn how electric and gasoline engines compare and what this means ...

Bajaj says they didn’t use triple-spark tech here as meeting BS6 norms reduces the lean air-fuel mixture combinations which the triple spark setup leveraged. There are no ride modes here either.

On the Honda 3.5L V6 (and others), the Variable Valve Timing and Lift Electronic Control (VTEC) system boosts performance and ...

Getting the ratios wrong by even a little—too much fuel and the engine is said to be running “rich,” too little and it’s running “lean”—causes problems ... In order for fuel and air to mix properly, ...

It would have been easy to spoil the latest Triumph Speed Triple 1200 RS by adding too much power, in a quest to keep up with the super naked Joneses, but Triumph haven’t. Instead, they’ve ...