New Delhi, May 9 -- Formula 1 leaders have agreed to an engine design change for 2027 that will slightly increase internal combustion output.

F1 started the year with big changes including a 50-50 split in power between a traditional engine and the onboard battery pack, but driver criticism was immediate.

Governing body the FIA said it met with teams and F1 officials in an online session Friday and that the changes were agreed in principle.

"The measures agreed in principle today for 2027 would see a nominal increase in internal combustion engine (ICE) power by (tilde)50kW alongside a fuel-flow increase and a nominal reduction of the energy recovery system (ERS) deployment power by (tilde)50kW," the FIA statement said.

The changes, it...