The official MotoGP website has released a list of 2013 pre-season test dates.
As well as the three official MotoGP tests - at Sepang (February 5-7 and 26-28) then Jerez (March 23-25) - the list also reveals that a special two-day 'ECU Test', to help develop the new control ECU chosen by some CRTs this year, will be held at the Malaysian circuit on February 3-4.
In addition, HRC is confirmed as attending a private two-day test at the new Austin circuit on March 12-14. The Texan track will host its inaugural MotoGP event on April 21. MotoGP.com states it is still possible that other teams will join Honda at the test.
The official Moto2 and Moto3 pre-season tests will be held at Valencia (February 12-14) and Jerez (February 19-21, March 18-21).