Send this article to a friend
Further push-to-pass changes for Sonoma

The IZOD IndyCar Series has made further minor changes to the push-to-pass turbo power boost system ahead of this weekend's GoPro Indy Grand Prix of Sonoma race.

© 1999 - 2015 Crash Media Group | Built by Accelerate Agency

The total or partial reproduction of text, photographs or illustrations is not permitted in any form.