Michelin Says The New Surface At Sepang Will Make Tire Choice ‘A Bit Of A Gamble’

Michelin Says The New Surface At Sepang Will Make Tire Choice ‘A Bit Of A Gamble’

© 2007, Roadracing World Publishing, Inc.

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MICHELIN MEN SET FOR GP IN THE TROPICS Michelin’s MotoGP crew comes to Sepang determined to fight back after a tough race day in Australia last weekend. Valentino Rossi (Fiat Yamaha Team YZR-M1-Michelin) set the fastest lap of the race at Phillip Island but could only manage a third-place finish, just ahead of Dani Pedrosa (Repsol Honda Team RC212V-Michelin) who had started the race from pole position. This weekend Michelin will continue working with its new construction 16.5-inch rear slick and hopes to further development of its brand-new 16-inch rear slick, which was used in a race for the first time last weekend by Nicky Hayden (Repsol Honda Team RC212V-Michelin). The 2006 World Champion showed an impressive pace with the tire before he was sidelined by machine problems. Sepang is one of the most grueling events on the MotoGP calendar at which bikes, riders and tires must contend with tropical heat and humidity. The circuit, which hosted its first GP in 1999, has been completely resurfaced for the 2007 event. MICHELIN AND THE TECHNICAL CHALLENGE OF SEPANG “Sepang is quite an unusual circuit with an interesting layout — very wide with a good variety of corners and some strong braking areas,” says Jean-Philippe Weber, Michelin’s director of motorcycle racing. “But the main factor this weekend is that the circuit has been entirely resurfaced, which changes everything from a tire point of view. A new surface and high temperatures usually makes life very tough for the tires, so it will be a challenging weekend for all the tire companies. Also, to further complicate matters, the surface has recently been patched up because the tarmac they laid after the Malaysian F1 GP was quite bumpy. Obviously we have already got some basic information about the character of the tarmac, but no one knows what it’s really like until we’re actually there, so it will be a bit of a gamble. The last two newly surfaced tracks we have been to were very different. Laguna was very demanding on tires but Misano wasn’t. Anyway, usually new tarmac means hard tires. “We’ve had very changeable conditions at the last two races, which makes it difficult to work in a consistent way with the tires, sometimes you end up having to gamble on tire choice. At Motegi our latest construction 16.5-inch rear slicks worked really well and at Phillip Island Nicky raced for the first time with our new 16-inch rear, with positive results. “There are a lot of long corners at Sepang, through which riders spend a lot of time on the side of the tires, so edge grip is vital. This is the big thing we’ve been working on with our new construction rear tire, which give riders better stability in the middle of the corners, which helps them to exploit faster corner speed and then quicker exits.” SEPANG DATA Lap record: Loris Capirossi (Ducati Marlboro Team Desmosedici), 2:02.127, 163.541km/h-101.620mph (2006) Pole position 2006: Valentino Rossi (Camel Yamaha Team YZR-M1-Michelin), 2:00.605 Recent winners of the Malaysian GP 2006 Valentino Rossi (Camel Yamaha Team YZR-M1-Michelin), 43:07.829 2005 Loris Capirossi (Ducati Marlboro Team Desmosedici), 43:27.523 2004 Valentino Rossi (Gauloises Yamaha Team YZR-M1-Michelin), 43:29.146 2003 Valentino Rossi (Repsol Honda RC211V-Michelin), 43:41.457 2002 Max Biaggi (Marlboro Yamaha Team YZR-M1-Michelin), 44:01.592 2001 Valentino Rossi (Nastro Azzurro Honda NSR500-Michelin), 44:46.652 2000 Kenny Roberts (Telefonica Movistar Suzuki RGV500-Michelin) 31:58.102 (race stopped early due to rain) 1999 Kenny Roberts (Suzuki Grand Prix Team RGV500-Michelin), 44:56.033 1998 Mick Doohan (Repsol Honda NSR500-Michelin), race at Johor 1997 Mick Doohan (Repsol Honda NSR500-Michelin), race at Shah Alam 1996 Luca Cadalora (Kanemoto Honda NSR500-Michelin), race at Shah Alam Michelin’s 2007 MotoGP riders Carlos Checa (Honda LCR RC212V-Michelin) Colin Edwards (Fiat Yamaha Team YZR-M1-Michelin) Nicky Hayden (Repsol Honda Team RC212V-Michelin) Shinya Nakano (Konica Minolta Honda RC212V-Michelin) Dani Pedrosa (Repsol Honda Team RC212V-Michelin) Kurtis Roberts (Team Roberts KR212V-Michelin) Valentino Rossi (Fiat Yamaha Team YZR-M1-Michelin)

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