84.5mm Motorcycle Engine Cylinder Kit with Piston Rings Gasket BRAND Engine Cylinder For HISUN HS400 UTV400 13101-004-0000 This engine cylinder kit is designed for compatibility with HISUN HS400 and UTV400 models, featuring a 84.5mm cylinder bore.The set includes a cylinder, piston, piston rings, and gasket, providing the essential components needed for engine rebuilds or performance.-machined for proper fitment and , the kit supports consistent compression and smooth engine performance.Suitable for use in off-road and vehicles requiring this specific configuration. Disclaimer: This is an aftermarket spare part.Trademarks are used only to specify compatible devices.