The higher the fuel’s octane rating, the less likely it is to prematurely ignite and cause engine knocking. phive2015/Adobe Stock We see the numbers every day at the local gas station, with gas sold ...

Tugboat was my family's 1987 Dodge Caravan, which faithfully served us for years until its transmission finally exploded one lovely summer afternoon. Her 3-liter V6 was electronically fuel-injected, ...

For automobile owners looking for ways to get maximum performance out of their vehicle, there is no particular shortage of options that can ensure your engine is, as the saying goes, "firing on all ...

With every passing day the Mule provides opportunities beyond our original expectations. Since the 467ci engine belongs to HPP editor Tom DeMauro, it is at our beck and call. This affords HPP the ...

2025 is turning out to be a busy year for Cummins and its well regarded diesel engines. Following the launch of the updated Cummins 6.7L turbo diesel engine for the Ram 2500 and 3500 series, Cummins ...

Gas versus diesel is a debate over which billions have been spent to see which is better. Famously, Soviet tanks in World War II were powered by diesel, while the Germans used gas engines. Closer to ...

The AOPA has tested unleaded avgas on a Beechcraft Baron demonstration aircraft, shown on display at EAA AirVenture Oshkosh ...