Lewis Hamilton was fastest in opening practice for this weekend's F1 2011 Hungarian Grand Prix maintaining the momentum that saw him take victory in Germany last Sunday.
Hamilton posted the quickest time, a 1 minute 23.350 seconds, in the final third of the 90 minute session, eventually ending up 0.214 seconds up on the Red Bull of defending world champion Sebastian Vettel.
Fernando Alonso meanwhile came in third for Ferrari, just 0.078 seconds further back, followed by Red Bull Racing's Mark Webber and Jenson Button, the last of the runners in the 1m 23s bracket.
Webber however missed the final 20 minutes after spinning off at Turn 9 and into the barriers. Although his RB7 suffered quite heavy front end damage, he managed to limp back to the pits, albeit without the nose.
Further back Ferrari #2 Felipe Massa was sixth on a 1m 24.115s lap, with the Mercedes GP cars of Nico Rosberg and Michael Schumacher seventh and eighth respectively.
Sauber's Sergio Perez and Renault's Vitaly Petrov completed the top ten, the latter fractionally up on Kamui Kobayashi.
Paul di Resta and Nico Hulkenberg took 12th and 13th for Force India – Hulkenberg using Adrian Sutil's car for FP1, ahead of Rubens Barrichello's Williams and Renault tester Bruno Senna, who was taking in his first practice session of the year.
Of the rest Toro Rosso's of Sebastien Buemi and Jaime Alguersuari came in 16th and 17th with the other Williams of Pastor Maldonado 18th.
Towards the back, Heikki Kovalainen headed the 'newer' teams in his Team Lotus, half a second up team-mate, Jarno Trulli, while the Virgins of Timo Glock and Jerome d'Ambrosio were in 21st and 22nd.
Vitanonio Liuzzi and Daniel Ricciardo brought up the rear in their Hispanias - Ricciardo was 6.5 seconds off the ultimate pace.
To see the full times from F1 2011 Hungarian Grand Prix - Free Practice 1 at the Hungaroring: CLICK HERE