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IndyCar 2017 - Round 09 Texas [Ovale]


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53 minuti fa, Andrea Gardenal ha scritto:

Fermo restando che non ho capito che pista è quella disegnata sotto :asd: Sembra Phoenix

Lo è :asd: 

Venendo alla gara, anche qui è una bella lotteria. Gli ovali corti dicono più Chevrolet che Honda, ma l'anno scorso dominò Honda :asd:

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46 minuti fa, The Rabbit ha scritto:

Lo è :asd: 

Venendo alla gara, anche qui è una bella lotteria. Gli ovali corti dicono più Chevrolet che Honda, ma l'anno scorso dominò Honda :asd:

Questo non è un ovale corto. Il pacchetto aerodinamico è lo stesso di Indy e Pocono, quindi mi sembra naturale aspettarsi i nippo in buona forma.

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Verizon IndyCar Series drivers have one thing on their mind right now: Tires.

The interrelated dynamic created by Texas Motor Speedway's recent repaving of its 1.5-mile oval, IndyCar's chosen aerodynamic downforce levels for its teams, and the longevity of Firestone's tires during each stint Saturday night has the paddock wondering what lies ahead at the Rainguard Water Sealers 600. Will it be a contest of speed, or one of cautious exploration?

The questions first arose during the two-day TMS test in April where the fresh track surface – one that didn't impress most drivers – and the reprofiled first and second turns were found to be at odds with Firestone's tires.

Rapid blistering occurred after very few laps, and while the durability of the tires wasn't an issue, it was clear Firestone's racing tire development team, led by Cara Adams, would have some work to do to match their product to the curveball thrown by TMS.

"IndyCar helped us to book a couple of days to learn the surface; it's quite different than what we had before," Adams told RACER. "When we were there, the tire wear was less than what we'd seen in the past, but what we were trying to mitigate was the amount of heat being put into the tires."

Heat-related blisters manifested in 10 laps or less for some cars, although according to Adams and many who tested in April, tire life didn't suffer. Nonetheless, a new Texas tire was created based on the Firestone's findings.

"There was blistering, but depending on the drivers we spoke with, they couldn't feel it," she said. "We did a few things at the test to mitigate it, and then we made some changes to the specification for the race. We've gone with a lighter tread gauge on the right side, and we're using something similar to an Indianapolis tire in terms of stagger on the left side. It has the smaller stagger, which takes a little bit of work off the right-rear tire and puts more on the right-front tire."

Due to the reprofiled first and second TMS corners which feature less banking, Firestone also made an adjustment to its inside tires.

"With the change in banking angle, we're having less load on the left-side tires in Turns 1 and 2, and we have a softer left-side tire," Adams said.

Credit Firestone for its quick work, and with its new tires ready for service, every team will dive headfirst into learning the performance characteristics and survival needs of the Texas rubber once practice begins on Friday.

The series has carried over its aero specifications from the thrilling 2016 race, so teams will know that part of the equation, but with a big new tire variable in place, success in Saturday night's race will likely come down to which teams and drivers complete their homework in practice. It could shuffle the deck in interesting ways once the green flag waves.

"I'm not sure what to expect when we get there," Ed Carpenter Racing's JR Hildebrand told RACER. "The test was weird because tires were blistering right away, but the cars weren't falling off. If you blister a tire at Indy, you're pitting within two laps before its undrivable; but that wasn't the case in the test.

"Now they've come up with fixes to deal with the track changes, which is awesome, but it also means everybody's going into the weekend with a blank slate. I think you're going to see a lot of guys trying different lines and whatever they can think of to get a feel for the new tire specifications and hope they hit the sweet spot on what they want for the race."

Hildebrand also expects the changes to Turns 1 and 2 to add another variable into the mix. If all the changes add up to what's expected, Saturday night in Texas should keep fans guessing until the end.

"Texas, historically, has been a place where you have two lanes," he said. "At the test, at least, that second lane wasn't as much of an option. I'm sure over the weekend the second lane will become more developed, and you hope so because having that second lane goes a long way to not killing your tires over a stint.

"If you only have that bottom lane, and you're stuck down at the white line in the corners, you're making the tires work a lot harder and that will affect longevity. It's going to be a combination of teams getting their setups right and how hard we're driving the cars through each stint. And then it's about what options we have for car placement with one or two lanes. Like I said, I have no idea what to expect when we go race."

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