| 1 | 机体机械加工部件 Cylinder Block mechanical assy | W018100711 | YTR4105.020100 | 
| 1.1 | 机体Cylinder Block |  |  | 
| 1.2 | 凸轮轴前衬套Front bush, camshaft | W018103131 | R020106 | 
| 1.3 | 主轴承盖 Main bearing cap |  |  | 
| 1.4 | 定位主轴承盖 Cap, locating main bearing |  |  | 
| 1.5 | 后主轴承盖Cap, rear main bearing |  |  | 
| 1.6 | 主轴承螺钉垫圈 Washer, main bearing bolt |  |  | 
| 1.7 | 主轴承螺钉Bolt, main bearing |  |  | 
| 1.8 | 螺塞NPT1/8 Screw plug |  |  | 
| 1.9 | 凸轮轴衬套 Bush, camshaft | W018103141 | R020107 | 
| 2 | 气缸套 Cylinder liner | W018100371 | RAD.020001 | 
|  | 气缸套 Cylinder liner | W018102351 | RAD.020001A | 
| 3 | 气缸套第二、三槽密封圈2nd and 3rd sealing ring, cylinder liner | W018100721 | RA020003 | 
| 4 | 机体顶面定位销Dowel, cylinder block top face | W018100731 | R020021 | 
| 5 | 堵塞60 Plug | W018100741 | YTQ031.1-1991 | 
| 6 | 螺塞NPT3/8 Screw plug | W018102371 | YTQ021.1-1986 | 
| 7 | 供水接头垫片Gasket,feeding water adaptor | W018100751 | R020017 | 
| 8 | 盖板 Cover plate | W018100771 | 6RTⅢ.020028 | 
| 9 | 水箱放水阀总成 Water valve assy | W018100781 | 1305C1-010 | 
| 10 | 垫圈10 Washer |  | GB/T93-1987 | 
| 11 | 螺栓M10×25-Zn.D Bolt |  | GB/T5783-2000 | 
| 12 | 机油压力传感器接头 Connector, oil pressure sensor |  | 6RQ2.020031 | 
|  | 喷油泵润滑油管接头 | W018102381 | 4RT62.020031 | 
|  | 机油压力传感器接头 | W018102391 | YTR3105G1B.020016 | 
| 13 | 机体后面空心定位销 Hollow dowel, cylinder rear face | W018102401 | 6RQ.020015 | 
| 14 | 主轴承止推瓦(上)Thrust bell ( upper main bearing) | 上下止推瓦总成编码W018100341 | LR020043 | 
| 15 | 主轴承止推瓦(下)Thrust bell ( lower main bearing) | LR020044 | 
| 16 | 主轴承上瓦 Upper main bearing | 上下主轴承总成编码W018100430 | LR020041 | 
| 17 | 主轴承下瓦 Lower main bearing | LR020042 | 
| 18 | 螺塞NPT3/8 Plug | W018102031 | LR010209 | 
| 19 | 机体底面定位销 Dowel,cylinder block bottom face | W018102451 | R020027 | 
| 20 | 机体前面上定位销 Dowel, cylinder block upper front face | W018100811 | R020023 | 
| 21 | 曲轴箱通风回油管部件Ventilation and drain pipe assy, crankcase | W018102461 | LR020300 | 
| 22 | 前推杆室盖 Push rod chamber cover | W018100821 | 4R.020008A | 
| 23 | 推杆室盖螺柱 Stud. Push rod chamber cover | W018100831 | R020011-FE(51) | 
| 24 | 密封垫圈 washer | W018100841 | R010017 | 
| 25 | 螺母10 Nut | W018100851 | GB923-76-Zn.D | 
| 26 | 喷油嘴部件 Piston cooling nozzle | W018102471 | 6RZQC.020200-1 | 
| 27 | 垫片 Washer | W018102481 | 6RAZL.020006 | 
| 28 | 喷嘴固定螺栓 Nozzle bolt | W018102491 | YTR3105.020003 | 
| 29 | 锁片 Gasket | W018102501 | 6RZQC.020007 | 
| 30 | 供水接头座合件 Water inlet adaptor assy | W018100761 | LR.020200 |