The track opened at 10am and will close at 6pm.

All twelve manufacturer riders are present for the three-day test, plus the Forward Racing and BQR 'Claiming Rule Team' teams.

The test marks the first time that the new version of the Ducati GP12 has been seen in public.

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World champion Casey Stoner is on track for the first time after being forced to sit out day one due to a back strain.

CLICK HERE for pictures from the test.

1. Jorge Lorenzo ESP Yamaha Factory Racing 2m 1.144s (Lap 3/7)
2. Ben Spies USA Yamaha Factory Racing 2m 1.365s (6/11)
3. Dani Pedrosa ESP Repsol Honda 2m 1.638s (3/3)
4. Cal Crutchlow GBR Monster Yamaha Tech 3 2m 1.710s (4/5)
5. Casey Stoner AUS Repsol Honda 2m 1.811s (3/4)
6. Alvaro Bautista ESP San Carlo Honda Gresini 2m 2.162s (4/4)
7. Nicky Hayden USA Ducati Team 2m 2.354s (2/8)
8. Valentino Rossi ITA Ducati Team 2m 2.400s (3/4)
9. Hector Barbera ESP Pramac Racing 2m 2.597s (7/9)
10. Andrea Dovizioso ITA Monster Yamaha Tech 3 2m 2.849s (6/6)
11. Stefan Bradl GER LCR Honda 2m 2.921s (5/6)
12. Karel Abraham CZE Cardion AB Motoracing 2m 3.050s (7/17)
13. Katsuyuki Nakasuga JPN Yamaha Test Rider 2m 3.365s (3/4)
14. Franco Battaini ITA Ducati Test Rider 2m 4.663s (9/9)
15. Colin Edwards USA Forward Racing (Suter-BMW CRT) 2m 9.923s (3/3)
16. Robertino Pietri VEN Avintia Racing (FTR-Kawasaki CRT) 2m 12.546s (4/5)
17. Ivan Silva ESP Avintia Racing (FTR-Kawasaki CRT) 2m 22.523s (1/3)

Fastest Tuesday time: Jorge Lorenzo ESP Factory Yamaha 2m 1.657s

Official Sepang MotoGP lap records: Pole position: Valentino Rossi ITA Yamaha 2m 0.518s (2009) Fastest race lap: Casey Stoner AUS Ducati 2m 2.108s (2007)

Fastest 2011 Sepang test time: Casey Stoner AUS Honda 1m 59.665s (February 24)