Bourdais, who laid on another clinic in qualifying, drove an exemplary opening stint before van der Zande brought the car home for its second successive win on the challenging 2.35-mile temporary circuit - the Dutchman having paired with Kevin Magnussen last year. But this was no walk in the park.
The Dallara-based Cadillacs were slightly favoured over the more nimble Acuras going into the weekend, despite the Caddys being saddled with an extra 15 kgs of ballast under IMSA’s Balance of Performance regulations.
