F1 2027 engine rules explained: ADUO upgrades, testing mileage and 2028 changes

The FIA has revised its 2027 Formula 1 power unit regulations, increasing the mileage allowance for specified testing activities and introducing stricter conditions for homologating ADUO engine upgrades. The updated rules, published on 19 October, also establish revised power-related limits for 2027 and 2028, alongside further technical requirements affecting power unit components and materials. For […]