Jon Lancaster - Photo Credit: Drew Gibson/LAT Photographic

Lancaster previously tested a GP2 car at the end of 2009 - Photo Credit: Drew Gibson/LAT Photographic

British single-seater ace Jon Lancaster will take part in the final GP2 Series pre-season test with Ocean Racing Technology. have revealed the identities of the drivers that will fill the still-vacant seats in the field for the Barcelona test that commences tomorrow.

Lancaster lines up in the second car of Tiago Monteiro's squad, alongside confirmed racer Nigel Melker. Tom Dillmann and Kevin Ceccon shared the car at Jerez last week, but neither have seats this week.

23-year-old Leeds racer Lancaster previously tested a GP2 car for DAMS at the end of 2009, since which he has raced in FR3.5 and also dabbled last year in F2 and Auto GP, before sustaining an injury.

Elsewhere, new team Venezuela GP Lazarus will finally live up to their name by replacing Vittorio Ghirelli with Venezuelan Auto GP racer Giancarlo Serenelli. Rapax meanwhile will field FR3.5 driver Sergio Canamassas and Angolan Ricardo Teixeira, in place of Dani Clos and Daniel De Jong.