It may be 18 months until the start of the 2026 season, but preparations are already well underway. F1 teams have set to work on building their new-look power units. While the sport will continue to race with V6 hybrids, the batteries will now be 10 to 15 kilograms heavier They will account for 50% of the car’s overall power output if all goes to plan. Some of that weight – approximately four kilograms – will be saved by the removal of the MGU-H. F1 wants to make its cars lighter and smaller to improve racing, though Sky Sports pundit Martin Brundle is sceptical. Two new engine manufacturers w…