
Bottom engine seal VERTEX compatible with Yamaha YFM 350 cylinder kit (Manufacturer reference: 860VG822155). Specifically designed to replace the seal during a bottom-end overhaul or when installing a cylinder kit, this seal fits at the crankcase to limit oil leaks around the crankshaft. A replacement part dedicated to Yamaha YFM 350 quads, it is aimed at DIY enthusiasts and mechanics who want to achieve reliable sealing after disassembly.
Intended for the Quad universe, this seal is ideal during engine maintenance (cylinder replacement, crankcase gasket, or intervention on the crankshaft). Its proper installation helps preserve engine oil and prevent losses that compromise lubrication during off-road outings.
Main compatibility:
Installation tips: clean and check the contact surfaces, lightly lubricate the seal before installation, and use appropriate tools to avoid any deformation. For a clean and durable intervention, replace the seal during the disassembly of the bottom engine or the installation of a cylinder kit.