Valve seat 20411979
| No. | Part Name | Part Number | Qty | Description |
| 1 | Cylinder head | 3803667 | 1 | Including valves., (3586779) |
| 1 | Cylinder head | 20560797 | 1 | |
| 2 | Bearing housing, front | 3165130 | 1 | Included in overhaul kit 3165309. |
| 2 | Bearing housing, middle | 3165133 | 5 | Included in overhaul kit 3165309. |
| 2 | Bearing housing, rear | 3165136 | 1 | Included in overhaul kit 3165309. |
| 3 | Flange screw | 8170626 | 7 | |
| 4 | Flange screw | 1547889 | 14 | L=127mm |
| 5 | Flange screw | 1547888 | 1 | L=106mm |
| 6 | Flange screw | 1677283 | 6 | L=70mm |
| 7 | Valve guide | 20905400 | 24 | |
| 8 | Valve seat, intake | 20459329 | 12 | Std SN303404- |
| 8 | Valve seat | 20459332 | 12 | O.S=0,20mm |
| 9 | Valve seat, exhaust | 3169366 | 12 | Std SN303404- |
| 9 | Valve seat | 20411979 | 12 | O.S=0,20mm |
| 10 | Inlet valve | 20459326 | 1 | SN303404- |
| 11 | Exhaust valve | 20441486 | 1 | |
| 12 | Copper sleeve kit | 85104134 | 6 | (85104134) |
| 13 | O-ring | 20536487 | 6 | |
| 14 | Plug | 968062 | 2 | |
| 15 | Pin | 422426 | 1 | |
| 16 | Plug | 968060 | 1 | |
| 17 | Expansion plug | 8170553 | 1 | |
| 18 | Jet | 3155057 | 6 | |
| 19 | Plug | 3165025 | 12 | |
| 20 | O-ring | 949659 | 12 | |
| 21 | Sealing ring | 1544710 | 1 | |
| 22 | Flange screw | 21345131 | 38 | |
| 23 | Stud | 21344784 | 9 | |
| 24 | Valve cover | 20545669 | 1 | Without oil filler cap |
| 25 | Oil filler cap | 20807510 | 1 | |
| 26 | Gasket | 1675841 | 1 | |
| 27 | Sealing strip | 21070576 | 1 | |
| 28 | Bushing | 3964604 | 16 | |
| 29 | Cap nut | 8148488 | 16 | |
| 30 | Gasket kit, cylinder head | 3099100 | 1 | |
| 31 | Seal | 20489341 | 1 | |
| 32 | Lifting eye | 3826657 | 1 | |
| 33 | Hex. socket screw | 959265 | 3 | |
| 34 | Pin | 950562 | 14 | |
| 35 | Pivot pin | 1546484 | 14 | |
| 36 | Gasket kit | 3830718 | 1 | See group 99 |
| Item | Part Name | Part No. |
| 9 | Valve seat 20411979 | 20411979 |
| Details | |
| Engine model | TAD1240GE, TAD1241GE, TAD1242GE TWD1240VE |
| Application | Cylinder Head |
| Specification | |
| Descriptions | O.S=0,20mm |
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Tags: Valve seat, Volvo Penta, 20411979