81 xs....had hang up on shifter...took it apart claw and star a little out...wanted to readjust...well after 100 posible trys...my question is by the book says.2nd 3rd 4th..center up claw on the star...all gears seem to have slight variation after i set in one gear....should it stay perfectly centered in all other gears??..seems to have less variance if i set in 4th....if i set perfect in 2nd...4th seems way off...thanx for any input....side note..were there alot of bikes from this era.that had similar.type adjustment ?? did yamaha design this possibly compensating for a weaker link inside..pins or dowels..i know there is two...just thinkin thanx again for any input