High-pressure common rail fuel (HPCR) systems are standard on nearly every diesel engine today, from heavy equipment to over-the-road trucks, light-duty trucks, large generators and more. HPCR fuel ...

If you know diesel engines, you're already well acquainted with the name Cummins. The Indiana-based manufacturer has been a major player in the diesel realm for more than a century now and, at present ...

In the quest for more horsepower, we add bigger cams, bigger intakes, and bigger pistons. Why is it then that we don't make provisions for the larger demands placed on the fuel system? We've seen guys ...

It promised better power, reliability, and fuel economy. Sadly, though, virtually none of those promises were delivered. Most ...

Along with diesel, manufacturers are looking ahead at alternative-fuel engine solutions, including propane, natural gas, and hydrogen. “The X15N big bore natural gas engine is essential to our ...

Adding a good fuel additive can help stabilize fuel and keep your motorcycle’s engine performing at its peak. A good fuel additive should be a part of your regular maintenance no matter where you live ...

The Bronco's existing Air Flow Research (AFR) Renegade cylinder heads (PN 1456) are its largest small-block Ford castings. AFR's 220cc intake runners were probably way overkill for a mild 349ci street ...

Fuel filters play an essential role in making sure your engine operates as efficiently as possible. Your vehicle’s engine relies on a stream of fuel getting pumped from the tank to the carb or ...

Adding real horsepower without tearing your car down to the firewall is not a fantasy. With the right mix of tuning, airflow, ...

Although Nissan has been in the doldrums ever since getting purchased by Renault in the early 2000s, it once had a reputation as a car company that was always on the cutting edge of technology.