We may receive a commission on purchases made from links. While browsing auto repair and maintenance tools at your local parts store, you've likely come across compression testers like the Orion Motor ...

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 ...

Formula 1 manufacturers have approved changes to the engine testing rules for 2026 following the compression ratio row that has lasted through the offseason. In December, it emerged that Mercedes had ...

From the very start of the 2026 Formula 1 season, all eyes in the paddock have been fixed on Mercedes AMG and its new power unit. The Brackley based squad has found itself at the centre of a major ...

Formula 1 teams are testing in Bahrain this week, but a storm is brewing in the background that might turn the season on its head. A rule change could be introduced to rein in the Mercedes power units ...

Hamilton addresses rumors of Mercedes’ technical advantage after day one of preseason Bahrain testing. Concerns raised about Mercedes’ fuel loads, engine modes, and possible compression ratio edge.

FIA introduces stricter engine testing to ensure 2026 power unit compliance under real conditions. Toto Wolff downplays compression ratio concerns, acknowledging Formula 1's political nature. Q3 ...

When comparing engine specs for nearly any combustion engine automobile, we see a number of variations available with differing outputs of horsepower and torque. We often have a choice of gasoline or ...