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Honda Power Unit Fails in Mexico GP

Honda's power unit lasted only five laps at Mexico GP due to high-altitude cooling issues.

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Nov 3, 2026

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Honda Power Unit Fails in Mexico GP

Honda's power unit lasted only five laps at Mexico GP due to high-altitude cooling issues.

In brief

Honda's power unit lasted only five laps at Mexico GP due to high-altitude cooling issues. Honda's power unit failed after five laps at Mexico GP due to high-altitude cooling problems. Originally reported by Autosport.

Mexico GP Power Unit Challenge

Mexico GP Power Unit Challenge

Honda's power unit struggled at Mexico City's high altitude during practice and qualifying.

Aston Martin Retired After Five Laps

Fernando Alonso, Aston Martin Racing

Fernando Alonso and Lance Stroll retired after five laps due to cooling problems.

High-Altitude Cooling Issues

Lance Stroll, Aston Martin Racing, Fernando Alonso, Aston Martin Racing

Honda's ERS cooling circuit faced heavier stress than expected at Mexico City's altitude.

Power Unit Design Problem

Lance Stroll, Aston Martin Racing

Newer Honda power units lack MGU-H, which reduced turbo lag in previous years.

Aston Martin's Response

Aston Martin's Response

Aston Martin plans to use data from Mexico GP to improve power unit reliability next year.

Alonso's Performance

Alonso's Performance

Alonso was nearly as quick as Williams' Carlos Sainz despite engine issues.

Here's the gist

Honda's power unit failed after five laps at Mexico GP due to high-altitude cooling problems.

Read the original on Autosport

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