‘Stupid £2 bolt’ blamed for McLaren’s Tuesday test delay | 2018 F1 season - F1 Fanatic

The exhaust problem which robbed McLaren of vital testing mileage on Tuesday was caused by £2 bolt according to racing director Eric Boullier.

Read more: ‘Stupid £2 bolt’ blamed for McLaren’s Tuesday test delay | 2018 F1 season - F1 Fanatic