noise
Noise reduction for MotoGP bikes from 2027?
MotoGP noise limit could be reduced for new 850cc engine era.
Mosley happy to accept 'blame' for F1's new soundtrack
Former FIA president Max Mosley insists that switching to greener technology was a must for the future of F1, no matter how unpopular it appears.
Ecclestone 'may have to sue the FIA' over engine noise
F1 commercial rights-holder Bernie Ecclestone has raised the spectre of taking legal action against governing body the FIA should the 2014 engine regulations lead to circuits deserting the sport...
FIM cuts Motocross, Enduro decibel limit.
"...an average reduction between 3 and 6 dB/A, compared to the current situation..."