Originally Posted by iglu25

Foam under the fuel tank it just for extra protection, I don't do it and I haven't had any problems with tanks. Just make sure your tank is a little loose when you screw it down on the posts, let the rubber grommets do their job.

Yes, no backlash and still smooth. Very, very, little grit if any at first. Run it for 4-5 tanks and check the mesh again, if there's any play add a small shim and you should be good for a while.