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Technical 3 sources

Honda secretly introduced second F1 ADUO turbo upgrade in Spain

First reported · latest

Honda Racing Corporation president Koji Watanabe revealed the manufacturer secretly introduced its second ADUO power unit upgrade, focused on the turbocharger, at the Spanish Grand Prix last month. The news emerged in fresh coverage, detailing the upgrade's timing and impact on Aston Martin's performance.

Aston MartinHonda

How the sources differ

The Race leads on the secret nature of the upgrade, while Autosport and Motorsport.com provide identical detailed explanations from HRC president Koji Watanabe, focusing on the turbocharger and Aston Martin's improved performance. The Reddit post simply shares the Japanese article link without additional analysis.

Recommended first read: Autosport provides the most complete explanation, naming the HRC president and detailing the upgrade's focus and impact, with an image and no paywall.

Coverage

Honda secretly introduced ADUO 2 F1 upgrade

The Race ·

Why Honda secretly introduced its second F1 ADUO upgrade in Madrid

Recommended Autosport ·

Honda secretly introduced second F1 ADUO upgrade in Madrid

Motorsport.com ·

On social

[Motorsport Japan] Honda, the second ADUO update is the turbo. Already updated at the Spanish Grand Prix, HRC President Koji Watanabe reveals.

r/formula1 ·