The test runs from 10am-5pm, but Friday's action has been heavily limited due to rain and track time may be extended to compensate.

Four MotoGP and two Moto2 riders are attending the test - being used to gather data, assess the suitability of the facilities and promote MotoGP ahead of the circuit's race debut on the 2014 calendar.

Argentina last hosted a Motorcycle Grand Prix in 1999...

1. Cal Crutchlow GBR Monster Yamaha Tech 3 (YZR-M1) 1m 57.695s (Lap 13/17)
2. Alvaro Bautista ESP Go&Fun Honda Gresini (RC213V) 1m 58.000s (4/12)
3. Stefan Bradl GER LCR Honda MotoGP (RC213V) 1m 58.266s (9/13)
4. Hector Barbera ESP Avintia Blusens (FTR-Kawasaki CRT) 1m 59.971s (6/7)
5. Nicolas Terol ESP Mapfre Aspar Team (Suter Moto2) 2m 0.456s (8/8)
6. Esteve Rabat ESP Tuenti HP 40 (Pons Kalex Moto2) 2m 8.894s (3/5)

Fastest Thursday time: Stefan Bradl GER LCR Honda MotoGP (RC213V) 1m 44.188s