All Yamaha OEM parts. Euphonium YEP-641(2) & YEP-641S(2) Valve Repair Kit 1987 - 1995. 4 each guides, springs, valve stem pads, button pads, stem washers (metal), and three cork washers (for valves 1, 2, & 3, not used on #4). Also contains 3 each water key corks, odd ball for lower serial # tuning slides.
See my item ID# 16833 for a 4 valve YEP-642 & YEP-842 Euphonium 4 Valve repair kit 2010 -.
See my item ID# 16196 for a YEP-201/201M and ID# 16029 for a YEP-202M and YBH-301M Marching Baritone and Euphonium Repair Kit. They are different kits.
See my item ID# 16407 for 4 valve Euphonium, YEP-321(2) & YEP-621(2) Valve Repair Kit 1986 -
See my item ID# 28120 for a YEP-642 from 1995 - 2010.
Contact me with your model number if you wish to verify your model's fit.
