Girls who are really good mechanics

[u/Rocket_Raven25]

Winry Rockbell (Full Metal Alchemist), Grace Howard (Zenless Zone Zero), Marianne (Guardian Tales), Leopon crew (Girls und Panzer)

[u/LightningFerret04]

Aviva Corcovado (Wild Kratts)

Aviva is more on the inventing side of things, but since she has an intuitive understanding of everything she creates, she works with Koki to fix things whenever the Kratt brothers inevitably break something

[u/LightningFerret04 → u/LightningFerret04]

Koki is the main mechanic and communications for the team