ANTONELLI SO FAST MERCEDES CHECKED HIS ENGINE

Original: Antonelli was so quick in Formula 4 Mercedes swapped his engine to check | Other motorsport

Mercedes checked Andrea Kimi Antonelli's Formula 4 engine after being surprised by his speed, suspecting an unfair advantage.

Andrea Kimi Antonelli's speed in Formula 4 surprised Mercedes so much they decided to check he didn't have an engine advantage.