| Fig. No. | Ser No. | Fig./Ser. No. | Parts No. | Name of Parts | Qty. | U.P(USD) | Weight(k |
| 4 | 1 | F4S1 | Y485-04001 | Top compression ring | 3 | 2.49(1-2) | |
| 4 | 2 | F4S2 | Y485-04002 | 2nd and 3nd compression | 6 | ||
| 4 | 3 | F4S3 | Y485-04100 | Oil ring unit | 3 | ||
| 4 | 4 | F4S4 | GB/T893.1-28 | Cilcoip for hole 28 | 6 | 0.13 | |
| 4 | 5 | F4S5 | Y485-04005 | Piston | 3 | 8.19 | |
| 4 | 6 | F4S6 | Y485-04202 | Connecting rod | 3 | 16.25 | |
| 4 | 7 | F4S7 | Y480G-04003a | Connecting rod bearing shell | 6 | 1.73 | |
| 4 | 8 | F4S8 | Y480G-04203a | Connecting rod cap | 3 | 2.63 | |
| 4 | 9 | F4S9 | Y480G-04202 | Connecting roc bolt | 6 | 0.81 | |
| 4 | 10 | F4S10 | Y485-04004 | Piston pin | 3 | 1.28 | |
| 4 | 11 | F4S11 | Y485-04201 | Connecting rod bush | 3 | 1.46 |