Diesel engines have a steadfast reputation for reliability, longevity, and pumping out gobs of grin-inducing, low-end torque. The latter makes diesels preferable over gas engines for hauling, towing, ...

Ethanol fuel, often lauded for its environmental benefits, has become a common additive in gasoline. However, its impact on older engines and systems is a topic of concern for many vehicle owners.

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 ...