March 5, 2012

Narain Karthikeyan leaves the pits for the first run in the HRT F112

© HRT

March 5, 2012

Narain Karthikeyan returns to the pits after the first run in the HRT F112

© HRT

March 5, 2012

The new HRT F112 in the team's garage

© HRT

March 5, 2012

Narain Karthikeyan puts the first miles on the HRT F112

© HRT

March 5, 2012

Timo Glock puts the first few miles on the Marussia MR01

© Marussia

March 5, 2012

Timo Glock at the wheel of the new Marussia MR01

© Marussia

March 5, 2012

The new Marussia MR01 with its team and drivers

© Marussia