The final two hours saw further improvements by the top two riders, Repsol Honda team-mates Casey Stoner and Dani Pedrosa.

Yamaha riders Jorge Lorenzo, Colin Edwards and Ben Spies all moved up the order late in the day to finish in the top six.

Valentino Rossi was the top Ducati rider in ninth (+1.012s).

Several riders fell today, including Hector Barbera, Randy de Puniet and Cal Crutchlow (twice). None are thought to have been hurt.

Testing continues on Wednesday and concludes on Thursday evening.

The third and final 2011 pre-season test will be held at Qatar from March 13-14...

1.Casey StonerAUS Repsol Honda Team2m 0.987s(53)
2.Dani PedrosaESP Repsol Honda Team2m 1.360s(46)
3.Jorge LorenzoESP Yamaha Factory Racing2m 1.468s(50)
4.Colin Edwards USA Monster Yamaha Tech 32m 1.654s(42)
5.Andrea DoviziosoITA Repsol Honda Team2m 1.747s(54)
6.Ben SpiesUSA Yamaha Factory Racing2m 1.808s(47)
7.Hiroshi AoyamaJPN San Carlo Honda Gresini2m 1.939s(73)
8.Marco Simoncelli ITA San Carlo Honda Gresini2m 1.996s(49)
9.Valentino RossiITA Ducati Team2m 1.999s(53)
10.Alvaro Bautista ESP Rizla Suzuki MotoGP2m 2.224s(48)
11.Hector BarberaESP Aspar Team2m 2.645s(54)
12.Nicky Hayden USA Ducati Team2m 2.680s(60)
13.Toni EliasESP LCR Honda MotoGP2m 2.779s(63)
14.Randy de PunietFRA Pramac Racing Team2m 2.920s(44)
15.Cal Crutchlow GBR Monster Yamaha Tech 32m 2.936s(36)
16.Loris CapirossiITA Pramac Racing Team2m 3.082s(58)
17.Karel AbrahamCZE Cardion AB Motoracing2m 3.167s(46)
18.Bike #T1JPN Yamaha Test Rider2m 3.676s(46)
19.Nobuatsu AokiJPN Suzuki Test Rider2m 4.639s(57)
20.Bike #T2JPN Yamaha test Rider2m 4.958s(29)

Fastest Sepang I test lap:Marco Simoncelli ITA San Carlo Honda Gresini 2m 0.757s (Day 3)

2010 Malaysian Grand Prix (10th October):Pole position: Jorge Lorenzo ESP Fiat Yamaha 2m 1.537sFastest race lap by manufacturer:Valentino Rossi ITA Yamaha 2m 2.117sAndrea Dovizioso ITA Honda 2m 2.427sAlvaro Bautista ESP Suzuki 2m 2.895sNicky Hayden USA Ducati 2m 3.062s

Fastest 2010 Sepang test lap:Valentino Rossi ITA Fiat Yamaha 2m 0.271s (Day 2, Test II)