Repsol Honda's Nicky Hayden is absent from the event after injuring his right heel on a Supermoto bike at the X Games on August 1.
Honda Gresini's Shinya Nakano is riding a 2008 factory spec (valve-spring) RC212V for the first time this weekend, a bike which will form the basis of Honda's 2009 satellite machine.
The Brno circuit has been resurfaced for this year's event - Bridgestone riders dominate first practice with title rivals Rossi and Stoner over a second clear of third placed Nakano...
Honda Gresini's Shinya Nakano is riding a 2008 factory spec (valve-spring) RC212V for the first time this weekend, a bike which will form the basis of Honda's 2009 satellite machine.
The Brno circuit has been resurfaced for this year's event - Bridgestone riders dominate first practice with title rivals Rossi and Stoner over a second clear of third placed Nakano...