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 ...

According to ESPN, the FIA will introduce stricter engine compression tests from June 2026, requiring Formula 1 teams to meet the 16:1 ratio limit even at higher operating temperatures, following ...

In December, it emerged that Mercedes had found a possible loophole in the rules that could lead to a performance advantage.

Hamilton fears Mercedes’ pace edge may have a controversial ...

Melbourne will host the first race of the season with the new era bringing huge challenges to teams through engine and chassis regulations. The Silver Arrows insist any change will make no difference ...

Increasing an engine’s compression ratio is a proven way of unlocking extra horsepower, but there’s a point of diminishing returns. The team at Garage 54, the Russian mechanics who built a V16 using ...

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 ...

Formula One’s governing body, the FIA, has reached a compromise with power unit manufacturers to tighten how engine ...

FIA announces updated 2026 regulations, including new engine testing after Mercedes PU scrutiny, plus a series of rule tweaks ahead of the season.

You've probably heard racers talking about leakdown testing as a method of verifying engine condition. Being a hot rodder, you've probably performed a similar function by using a compression tester to ...

A new engine test will be introduced after the seventh race of the 2026 Formula 1 season following a power-unit dispute over ...