What parts are needed for the composition of heavy truck WD615 engine assembly?

1. Cylinder block: 缸体
2. Cylinder head: 缸盖
3. Piston: 活塞
4. Connecting rod: 连杆
5. Crankshaft: 曲轴
6. Camshaft: 凸轮轴
7. Valve: 阀门
8. Fuel injection pump: 燃油喷射泵
9. Turbocharger: 涡轮增压器
10. Air compressor: 空气压缩机
11. Alternator: 发电机
12. Starter motor: 起动机
13. Water pump: 水泵
14. Oil pump: 油泵
15. Oil filter: 油滤器
16. Air filter: 空气滤清器
17. Fan: 风扇
18. Belt: 带子
19. Gasket: 垫片
20. Bolt and nut: 螺栓和螺母。