Bottas, Russell and Vettel hit with United States Grand Prix grid penalties after PU changes | Formula 1®
Mercedes: New fuel biggest F1 PU change since 2014 – Motorsport Week
F1技術解説 ホンダPU進化の過程（3）：点火方式の変更と圧縮比の改良でさらなるパワーアップに成功 | F1 | autosport web
Mercedes will debut new PU 'innovations' | PlanetF1 : PlanetF1
F1 news: How F1 has stopped 'insane' engine spending war
TECH DRAFT: 2026 F1 PU a clean sheet? | GRAND PRIX 247
F1 power unit cost cap and no MGU-H from 2026 - FIA · RaceFans
Audi to test first full F1 engine by year end
F1: Mercedes' launch of the PU Phase 3 is expected after the summer break, which should also include the introduction of the new hybrid part, thus bring performance closer to the most
2019 Aston Martin Red Bull Racing - Honda F1 Team - Page 15 - F1technical.net
2014 Formula 1 Power Unit
F1パワーユニット とは？ | F1用語集 | Formula1-Data
The under-the-radar F1 rule change that could have big impact
Head of PU area provides details on Ferrari upgraded power unit
Ferrari plans 'significant' PU upgrade as Mercedes compliments Red Bull - GPFans F1 Recap - GPFans.com
Audi set to test full PU and hire 300 F1 employees by end of 2023 | RACER
F1パワーユニット とは？ | F1用語集 | Formula1-Data
F1 - Mercedes technical analysis - the M12E PU is legal and even if it wasn't, nothing would change: here is why | Formula Uno Analisi Tecnica
F1 - Mercedes vs Honda – PU insight: "Strat 4" approved to increase performance | Formula Uno Analisi Tecnica
Thursday's Hot Topic – Which PU manufacturer will deliver the best upgrade?
Honda sign new Red Bull contract leaves Porsche rumours dead | thejudge13
Power unit
Thursday's Hot Topic – Which PU manufacturer will deliver the best upgrade?
FIA signs off 2026 F1 PU rules; MGU-H dropped and tight constraints on ICE design | Professional Motorsport World
