3261 is a brand new Cylinder Kit. This high quality part is OEM compatible for easy installation, replaces OEM 4ES-11351-00-00, 5PA-11311-30-00, 5PA-11111-01-00, 93210-56459-00, 93210-84724-00, BR1-0EG00-00-00, 93450-16115-00, 90116-08394-00, 90176-08026-00, 90201-080L8-00, 93310-21403-00, 4ES-11633-00-00, 5PA-11631-00-D0, 5PA-11631-00-C0, 5PA-11631-00-B0, 5PA-11631-00-A0, 4ES-11631-01-A0, 4ES-11631-01-B0, 4ES-11631-01-D0, 4ES-11631-01-C0. This kit fits Yamaha YZ85 (2002-2018). The kit includes Cylinder, Spark Plug, Cylinder Head, Base Gasket, 2 O-Rings, Piston, Wristpin, Top Piston Ring, 2 Circlips, Needle Bearing, 4 Cylinder Studs, 4 Cylinder Stud Washers, 4 Cylinder Stud Nuts About Niche IndustriesNiche Industries has been in the ATV, Powersport, and Outdoor Power Equipment parts.