Front Rear Cylinder Piston Pin Set for BRP Max 800 06-15 Head Gasket Piston Rings Cylinder Kit Complete standard sized replacement cylinder kit with bore and stroke of 91.00mm x 62.00mm and displacement of 799.9cc.Includes front and rear cylinders, two pistons, two piston pins, two sets of piston rings, two sets of piston clips, head gasket, and base gasket.Components are manufactured to specifications and designed for direct replacement. The cylinder is constructed from aluminum with a cast iron sleeve.All parts are included for a full rebuild of the engine's cylinder assembly.Designed for straightforward installation as a complete set. Prior to installation, all tools are available including wrenches, socket sets, piston ring compressor, cleaning agents, and brushes.Remove side cover, seat, and fuel tank, fuel valve is closed.Disconnect necessary components to access cylinder head and cylinder block.Carefully remove old cylinder and inspect piston for scratches or damage.Replace piston if needed, correct orientation of piston rings with end gaps staggered 120° to 180° apart. Clean cylinder bore and surfaces thoroughly before installing cylinder.Apply lubricant to cylinder bore and piston surfaces to allow smooth insertion.Install cylinder straight without tilting to prevent deformation.After installation, rotate crankshaft to verify smooth piston movement and proper alignment before reassembling remaining components. After installation, wipe inner cylinder walls with a lint-free cloth to remove any residue.Confirm all fasteners are tightened to specification and no foreign objects remain in engine compartment.Start engine and monitor for unusual noises, smoke, or leaks during initial. Compatibility Notice: This is an aftermarket product.Mention of brands is for fitment identification only.