Careful stoning with a hard Arkansas stone can smooth up the bearing surfaces- as long as the geometry of the interacting pieces isn't changed you will be safe. That would shave a pound or so off the pull weight. But, in the end sometimes it's just as good to simply get accustomed to what you have.

"You can lead a man to logic, but you cannot make him think." Joe Harz
"Always certain, often right." Keith McCafferty