He's driving the #14 Lexus for Vasser-Sullivan Racing in IMSA...Jack Hawksworth checks in to preview the Detroit Grand Prix (they race Saturday at 5pm). Interesting discussion about braking zones - the tricky Belle Isle track and more. 

<p>He's driving the #14 Lexus for Vasser-Sullivan Racing in IMSA...Jack Hawksworth checks in to preview the Detroit Grand Prix (they race Saturday at 5pm). Interesting discussion about braking zones - the tricky Belle Isle track and more.&nbsp;</p>

You know that guy who loves to talk with you about cars and racing? That's Big Jim O'Brien - and you're always welcome to stop by his garage as he hats with some of the biggest names in racing:  Mario Andretti, Alexander Rossi, Roger Penske, Bob Seger, Kurt Busch and many more...

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