The new FIA rule change regarding the controversial engine compression ratio officially becomes active on June 1.

Formula 1 is a game of millimeters, but Mercedes just lost a massive battle over internal engine temperatures. The FIA has ...

There are several types of engine compression testers. Be sure to use the correct type for your specific engine, otherwise you may get an inaccurate reading.

Valvoline Global Operations has announced a breakthrough discovery regarding its Restore & Protect Premium Full Synthetic Motor Oil: It has the ability to free stuck piston rings, which, according to ...

Getting an engine compression test for your car is a bit like having your blood pressure taken. It sounds complicated without context, but it's a relatively straightforward and painless procedure that ...

Let’s clarify the numbers: the current Formula 1 regulations allow an internal combustion engine compression ratio of 16:1 measured at ambient temperature. All power units checked in Australia were ...

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 ...

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 ...

When you shop through retailer links on our site, we may earn affiliate commissions. 100% of the fees we collect are used to support our nonprofit mission. Learn more. If you’ve ever taken a long ...

The FIA have announced changes to Formula 1's power unit regulations, most notably surrounding compression ratio, which have caused controversy over the winter. When the 2026 power unit regulations ...

Formula 1’s governing body, the FIA, has unveiled a package of regulatory updates ahead of the 2026 season, responding to ongoing technical scrutiny over power units and broader efforts to refine race ...

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 ...