Gene Haas has no concerns about the reduction in the number of Formula 1 power units made available for the 2018 season, praising his eponymous team's engine partner, Ferrari.
Formula 1 has found a "good concept to start off with" with the proposed engine rules for the 2021 season, according to Haas team boss Günther Steiner following their unveiling last week.
The FIA has outlined initial plans for Formula 1's 2021 engine specification, retaining the V6 turbo hybrid power units currently used while making them simpler and louder.
Christian Horner has confirmed that Red Bull's Formula 1 plans for 2018 will not be affected by any decision sister team Toro Rosso takes over its engine supply for next season as talks with Honda continue.
Renault Formula 1 advisor Alain Prost says that no manufacturer is looking to return to normally-aspirated V8 or V10 engines in the future as officials debate the sport’s future regulations.