Measuring your Exhaust Back Pressure can help diagnose and pinpoint the source of issues like backfires, erratic engine ...

There are several types of engine compression testers. Be sure to use the correct type for your specific engine, otherwise ...

The war in Iran has disrupted supplies of diesel, used to power trucks and heavy equipment, much more than gasoline, which is primarily used in passenger cars. By Emmett Lindner The price of diesel ...

Diesel markets are structurally tighter, with lower inventories and less flexibility to absorb supply shocks than gasoline. Global trade, agriculture, and industry rely heavily on diesel, making ...

Forbes contributors publish independent expert analyses and insights. Robert Rapier is a chemical engineer covering the energy sector. This voice experience is generated by AI. Learn more. This voice ...

Diesel fuel prices in California set all-time record highs this week as long-haul truckers and some businesses feel the crunch. The average price of a gallon of diesel Thursday in California was ...

U.S. diesel prices jumped above $5 a gallon on Tuesday, marking the highest level since December 2022, as the strain on global energy markets from the war with Iran continues to ripple through the ...

Trucker Heather Griffith saw the impact of the war in Iran on Tuesday on the fuel pump display at an AMPM convenience store in Lost Hills, California. Putting 100 gallons of diesel into her blue ...

American drivers notice soaring gas prices. But another fuel – diesel – is also on the rise, and at a much faster pace. While you’ve likely never bought a gallon of diesel, it’s still worth worrying ...

Inside a diesel engine's cylinder, compressed air raises the temperature to ignite injected fuel, and the resulting force drives pistons to power the vehicle's main gears. Chief to this combustion ...

One of the most important measurements we make while tuning an engine is finding out what the actual balance of air and fuel was inside the engine. It doesn’t matter if we have a carburetor, port ...