Honda shared more details on why it had to curtail its Formula 1 testing with Aston Martin after discovering "dangerous" and "extremely challenging" vibration issues

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

Mercedes' rivals succeed in securing a rule change following a pre-season technical row over engine performance.

A Formula 1 rules revolution is making cars lighter and smaller for 2026, with more electrical power. After the biggest changes in years, F1 teams are dealing with a whole new driving style and trying to find innovations that are within the letter of the rules.

Most professional sports have preseason events, and Formula 1 (F1) is no different. While organizations like Major League Baseball, the National Football League, and other similar team-based sports have structured and competitive games in the preseason,

Honda is feeling the impact of lost

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

Follow live updates and the best video as the 2026 Formula 1 pre-season continues with three days of testing from the Bahrain International Circuit.

Formula One ’s governing body has reached a compromise with manufacturers that changes the way the compression ratio will be measured midway through this season and in the 2027 season. New engine rules set out a compression ratio of 16:1 — a measurement of how tightly the pistons squeeze the mixture of fuel and air before it ignites,