L913030300 机油泵活塞 Oil pump piston
B913110100 滤油板 Oil filter plate
L9030408X 气缸尾盖 Cylinder tail cap
L9130101A0 换档气缸端盖 Shift cylinder end cap
L913210200 输入轴高档齿轮 Input shaft high-grade gear
L913108200 输入轴低档齿轮 Input shaft low gear