McLaren boss Zak Brown has not ruled out the possibility of the team producing their own engines in the future.
After ditching Honda at the end of the 2017 season, the Woking team have joined forces with Renault in a bid to improve their fortunes.
But, with the end of the Concorde Agreement in 2020 slowly but surely looming, McLaren are open to exploring the idea of making their power units from 2021.
“Making an engine yourself is financially very difficult,” Brown told La Gazzetta dello Sport, “and we’ve just started a relationship with Renault.
“It is possible, but not very likely, that we will have our own engine in 2021.