By Alan Baldwin AUSTIN, Texas (Reuters) -McLaren boss Zak Brown warned on Friday of "massive consequences" if champions Red Bull were found to have breached Formula One rules on adjusting car set-ups during closed 'parc ferme' conditions.

McLaren CEO Zak Brown urges the FIA to investigate Red Bull Racing's alleged parc ferme rule violations to ensure fairness in Formula 1.

McLaren Racing chief executive officer Zak Brown says he “still has questions” about a controversial adjustment device on the Red Bull.

McLaren CEO Zak Brown has urged the FIA to undertake a full investigation into the allegations surrounding Red Bull's potential breach of parc ferme regulations

Allegations against Red Bull Racing spark debate on innovation vs. cheating in F1 Ahead of the U.S. Grand Prix.

Formula One champions Red Bull have made changes to their car after discussions with the governing FIA, the team said on Thursday. The news came after the FIA issued a statement in response to concern from some teams about a possible exploitation of rules restricting work on a car between the start of qualifying and the race.

McLaren boss Zak Brown warned on Friday of "massive consequences" if champions Red Bull were found to have breached Formula One rules on adjusting car set-ups during closed 'parc ferme' conditions.

McLaren Formula One boss Zak Brown wants the FIA to conduct a “very thorough investigation” to ensure Red Bull hasn’t breached parc fermé rules with its car in 2024, warning there should be “massive consequences” if it has.