24.27.09 输油阀 Fuel delivery valve

4.06.04 凸轮轴承 CAM bearing

4.06.03 止推轴承 Thrust bearing

4.06.148 气门齿锁 Valve tooth lock

4A.04.106 活塞梯形环 Piston trapezoidal ring

4A.04.108 活塞压缩环 Piston compression ring