Specifically for a Yamaha 4 valve YEP-642 & YEP-842 Euphonium 2010 & newer; 4 each valve guides, springs, valve stem pads, button pads, stem washers (metal), 3 cork stem washers for valves 1, 2, & 3 (not 4), and 3 each water key corks. All genuine Yamaha components. See my item ID# 28279 for just the felts and corks.
There are several Yamaha euphonium kits, so read below or contact me if you wish to verify your model's fit or you are needing another brand or model's kit.
See my item ID# 16985 for a 4-Valve Euphonium YEP-641(2) 1987-1995
See my item # 16196 for a YEP-201/201M and 16029 for a YEP-202M and YBH-301M Marching Baritone and Marching 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 & newer
See my item ID# 28120 for a YEP-642 from 1995 - 2010.
See my item ID# 16893 for a 4 valve YEP-641(2) 1987-1995.