Best is to move and save your actual .plr and let rF2 create a new one next time you start it. Of course you will have to redo some of the change you have made to your prl file (reason why its best to keep your old plr for reference). But its the best way to have all the change they do to the plr after each update. Or you find the line you are looking for in the new plr and copy it back to your old one, but you never know what you are missing by doing it that way.
In the [ Graphic Options ] section of the PLR file. Code: Partial Cockpit View="0" // 0=normal cockpit view, 1=wheels & suspension only, 2=wheels only It appears you're using a pre-B90 PLR file, might also be worth moving your current PLR out of the rF2 folder and let the game create a new one then compare the 2 so you can add any little tweaks you might have been using to the newly created file.