Johnson: Tire temps a big challenge in “monster” IndyCar

The seven-time NASCAR Cup champion has tested at Barber Motorsports Park, Sebring and Laguna Seca, and has found that aside from trying to exploit his Chip Ganassi Racing-Honda’s aerodynamic grip, he’s also been too “gentle” on his tires on out-laps.
To help convert from more than two decades of stock car experience, he has added to his IndyCar experience with Formula 3 outings – …Keep reading