Torque Setting for Rocker Cover?

rocket

When re-fitting the rocker cover on a Vectra 2.2 06 plate is there any order you should tighten the bolts and is there a torque setting for them? I have done a search on here but can only find the head bolt torque settings.

Please help.

vocky

I think it's only 8 ft lb's, certainly not a lot

rocket

Thanks