Should be pretty straight forward. You'll need some type of counterhold to keep the bolt/ball steady while removing the nut - I'm guessing either torx on the inside end of the bolt, or "cutouts" for a wrench between the ball and the sway bar (there's probably a proper name for this, but I ...

Just changed the plugs on my 2000 S80 T6 (B6284T). I used Bosch spark plugs, and the torque specified on the packaging was 28 Nm/21 ft.lbs, so I'm guessing it will be something similar for you.

Hi Mr. Wolf, as far as I can see, all the vacuum hoses are connected properly. The 'round recessed thingy' is the blow off valve, if I'm not mistaken. The thin tube connects to the intake manifold, so when the pressure gets too high in the manifold, the BOV opens and releases compressed air (from th...

Sure, post some pics and I'm sure there will be many that can check the routing for you.

Hi rhobbs, could you perhaps snap a couple well-lit and in-focus photos of the cam pulleys with the top cover on, and the crank pulley? I.e. the two places shown in this drawing: S80 timing marks

I actually did this earlier this week, so hopefully I'll remember all the tools I used. For reference I have loaned this picture from Volvo Parts Webstore : http://www.volvopartswebstore.com/images/parts/volvo/fullsize/GR-218397.jpg I used both wrenches and an impact driver with sockets, so if I'm n...