| Item | Part No. | Part Name | Qty | Serial No. |
| 6240-21-1100 | CYLINDER BLOCK ASS'Y | 310001- | ||
| 1 | \6\ | BLOCK,CYLINDER | 310001- | |
| 2 | 6240-21-1250 | CAP,MAIN METAL¤ NO.6 | 310001- | |
| 3 | 6240-21-1210 | CAP,MAIN METAL¤ NO.1¤2¤3¤4¤5¤7 | 310001- | |
| 4 | 6215-21-1710 | BOLT,MAIN CAP | 310001- | |
| 5 | 01643-32460 | WASHER | 310001- | |
| 6 | 6162-23-1140 | TUBE | 310001- | |
| 7 | 04020-00514 | PIN,DOWEL | 310001- | |
| 8 | 6240-21-1490 | BUSHING | 310001- | |
| 9 | 6162-23-1260 | PIN,DOWEL | 310001- | |
| 10 | 07043-71222 | PLUG | 310001- | |
| 11 | 07043-71019 | PLUG | 310001- | |
| 12 | 07043-70211 | PLUG | 310001- | |
| 13 | 07043-70415 | PLUG | 310001- | |
| 14 | 07043-70108 | PLUG | 310001- | |
| 15 | 07040-11409 | PLUG | 310001- | |
| 16 | 07005-01412 | GASKET (K2) | 310001- | |
| 17 | 07046-44016 | PLUG | 310001- | |
| 18 | 04020-00820 | PIN,DOWEL | 310001- | |
| 19 | 04020-01434 | PIN,DOWEL | 310001- | |
| 20 | 6127-21-1160 | PIN,DOWEL | 310001- | |
| 21 | 6150-41-2430 | PIN | 310001- | |
| 22 | 6162-43-2430 | RING,DOWEL | 310001- | |
| 23 | 6240-21-2220 | LINER,CYLINDER | 310001- | |
| 24 | 6162-23-2250 | SEAL,CREVICE (K2) | 310001- | |
| 25 | 6162-23-2240 | O-RING,LOWER (K2) | 310001- | |
| 26 | 6162-23-2220 | O-RING,CENTER (K2) | 310001- | |
| 27 | 6240-21-1810 | NOZZLE,PISTON COOLING¤ FRONT | 310001- | |
| 28 | 6240-21-1910 | NOZZLE,PISTON COOLING¤ REAR | 310001- | |
| 29 | 01435-00816 | BOLT | 310001- |