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 ...

This low-mileage classic muscle car features a high-compression 351 Cleveland V8 engine producing 330 horsepower paired with ...

Toyota makes some of the most durable trucks in the world—they’re so long-lasting, in fact, that they often go a full decade without major updates. That might change soon if an engine described in a ...

A computer generated power stroke of an internal combustion engine, following ignition - Pathompong Thongsan/Getty Images When comparing engine specs for nearly any combustion engine automobile, we ...

A.Here you can see locations of sharp-edged material left from factory machining operations. Material removal should be kept to a minimum, since we are dealing with low engine rpm for which enlarged ...

Westport is debuting its high-pressure CNG fuel system with Cespira HPDI technology on a Volvo VNL 300 at ACT Expo. Another high-horsepower natural-gas engine system may soon be available from ...

We added a section at the end to discuss two more of the brand's best four-cylinder engines ever made. From Initial D to Hot Version, the legendary Toyota AE86 is a staple for many tuners and racers, ...

We may receive a commission on purchases made from links. The Duramax namesake has been alive for over 20 years and has been offered in 12 different variations. While there are some newer engines in ...