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

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

It determines whether the air-fuel mixture is too rich or too lean and sends real-time information to the car's computer, which then adjusts fuel delivery to maintain efficiency. When the O2 ...

Did you know that the modern combustion engine that powers motor vehicles is inefficient? This is because a large portion of the energy produced by burning fuel ...

As an article from Mazda’s UK PR department explains, 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 little ...

During startup, the appropriate ratio is 8 pounds of air per pound of fuel. For peak cruising efficiency ... is said to be running “rich,” too little and it’s running “lean”—causes problems. Patents ...

At idle, a lean condition will bog down engine speed ... Q: How Do You Check the Air-Fuel Ratio on a Carburetor? A: The best method to check air-fuel ratios is with an AFR gauge.

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.

A guide about how to operate a Beechcraft Bonanza including operating costs, considerations and other factors.

This is more impactful than any other discontinuation because it was the most affordable Softail cruiser bike available. It ...

It was also the cheapest air-cooled V-twin ... valve head and electronic fuel injection system are two of its major "modern" components. With a lazy compression ratio of 10.0:1, this big twin ...