1. GENERAL INFORMATION MXU 250R/300R LUBRICATION POINTS ENGINE Lubrication Points Lubricant Valve guide/valve stem movable part · Engine Oil (SAE10W-30) Cam lobes · API SE,SF,SG or higher Engine Oil Valve rocker arm friction surface Cam chain Cylinder lock bolt and nut Piston surroundings and piston ring grooves Piston pin surroundings Cylinder inside wall Connecting rod/piston pin hole Connecting rod big end Crankshaft right side oil seal Crankshaft one-way clutch movable part Oil pump drive chain Balance gear A.C. generator Starter one-way clutch Bearing movable part O-ring face Oil seal lip Transmission gear and rear driving mechanism Gear oil: SAE90# 1-15