20571854 Magnetic Plug | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta magnetic drain plug, which holds ferrous debris on its magnet where it can be seen at each service. It weighs 0.091 kg, is listed for 145 applications across D, TAD, TWD, TID, TD and TADH series engines, and consolidates two earlier numbers, 20556987 and 949175.

🚤 Compatibility

• Engine Family: D, TAD, TWD, TID, TD, TADH

Full model list at the end of this description.

⚙️ Key Features

• Magnetic drain plug that captures ferrous debris
• 0.091 kg
• Replaces both 20556987 and 949175
• 145 applications across D, TAD, TWD, TID, TD and TADH series engines
• Quantity varies by assembly, most commonly one
• Also supersedes Volvo part numbers 4772170 and 981281

🔌 Function

Closes the drain port and collects ferrous debris on its magnet for inspection.

⚠️ Common Signs of Failure

• Weeping from the drain point after a fluid change
• Heavy ferrous paste, flakes or slivers on the magnet at service
• Sealing washer flattened, or the plug seat damaged
• Drive head rounded from repeated removal
• Plug found loose in service

🛠️ Service Notes

• Clean the magnet at every service and note what is on it - a fine grey paste is normal, flakes and slivers are not, and the debris pattern is the whole point of the plug
• Renew the sealing washer each time the plug is removed

🔄 Supersession & Cross Reference

OEM Supersession Chain

• 20571854 → Supersedes 20556987

OEM / Related Numbers

• 949175 earlier number superseded by this part
• 20556987 earlier number superseded by this part
• 20571676 - Related D7 S200G Turbocharger
• 20572596 - Related D7 Flywheel
• 20572603 - Related Dipstick
• 20572613 - Related Cover Plate
• 20572615 - Related Cover Plate
• 20572780 - Related Elbow
• 3802190 - Related Volvo Penta turbocharger reference
• 318815 - BorgWarner/Schwitzer turbo references
• 318754 - BorgWarner/Schwitzer turbo references
• 56209880009 - BorgWarner/Schwitzer turbo references
• 21033328 - Flywheel starter ring
• 20405654 - Flywheel retaining screw
• 20405643 - Expansion plug
• 20459927 - Stud
• 20459928 - Washer
• 20405765 - Hexagon nut

Other-Brand OEM Numbers

• Elring: 996.820

Aftermarket / Verified Equivalents

• FA1: 257.849.001
• Auger: 66575
• FA1: 257.849.011
• Febi Bilstein: 199149
• Mapco: 95972
• DT Spare Parts: 2.11001
• Trucktec Automotive: 03.67.007
• Casals: 95674

📦 Condition

• Genuine Volvo Penta part
• Brand new
• Supplied in original or equivalent packaging

🔎 Full Model Compatibility

Typically suits:

• Volvo Penta D13C3-B MH, D13C1-B MH, D13C4-B MH, D13B-E MG, D13B-E MG (FE), D13B-E MH, D13B-E MH (FE), D13B-F MG, D13B-F MG (FE), D13B-N MH, D13B-N MH (FE), D13C1-A MH, D13C2-A MH, D13C1-B MG, D13C3-B MG, D13C2-B MG, D13C4-B MG, D13C2-A MG, D13C1-A MG
• Volvo Penta D16C-A MG, D16C-A MH, D16C-B MH, D16C-C MH, D16C-D MH
• Volvo Penta TAD1640-42GE-B, TAD1640GE, TAD1640VE-B, TAD1640-42VE-C
• Volvo Penta TAD840GE, TAD840-43VE, TAD840GE-B, TAD840-43VE-C
• Volvo Penta D9A2L MH, D9A2A, D9A2C
• Volvo Penta TAD1241GE, TAD1241VE, TAD1241-42VE
• Volvo Penta TAD1341-43GE-B, TAD1341VE, TAD1341GE
• Volvo Penta TAD1344-45GE-B, TAD1344VE, TAD1344GE
• Volvo Penta TAD1641VE-B, TAD1641GE, TAD1641VE
• Volvo Penta TAD1642VE-B, TAD1642GE, TAD1642VE
• Volvo Penta TAD1650VE-B/51VE, TAD1650GE, TAD1650VE
• Volvo Penta TWD610G, TWD610PB, TWD610V
• Volvo Penta TAD1242GE, TAD1242VE
• Volvo Penta TAD1250VE, TAD1250-52VE
• Volvo Penta TAD1342VE, TAD1342GE
• Volvo Penta TAD1343VE, TAD1343GE
• Volvo Penta TAD1345GE, TAD1345VE
• Volvo Penta TAD1350GE, TAD1350VE
• Volvo Penta TAD1351GE, TAD1351-53VE
• Volvo Penta TAD1643VE-B, TAD1643VE
• Volvo Penta TAD570-72VE, TAD570-71VE-B
• Volvo Penta TAD850-52VE, TAD850-52VE-C
• Volvo Penta TAD880-82GE, TAD880-84VE
• Volvo Penta TAD940GE, TAD940VE
• Volvo Penta TAD941VE, TAD941GE
• Volvo Penta TADH880-82GE, TADH880-84VE
• Volvo Penta TD610G, TD610V
• Volvo Penta TWD1683GE-B, TWD1683VE
• Volvo Penta TAD1140-42VE
• Volvo Penta TAD1150-52VE
• Volvo Penta TAD1170-72VE
• Volvo Penta TAD1180-83VE
• Volvo Penta TAD1240GE
• Volvo Penta TAD1251VE
• Volvo Penta TAD1252VE
• Volvo Penta TAD1340VE
• Volvo Penta TAD1346GE
• Volvo Penta TAD1352GE
• Volvo Penta TAD1353GE
• Volvo Penta TAD1354GE
• Volvo Penta TAD1355GE
• Volvo Penta TAD1360-62VE
• Volvo Penta TAD1363-65VE
• Volvo Penta TAD1371-75VE
• Volvo Penta TAD1380-82GE
• Volvo Penta TAD1381-85VE
• Volvo Penta TAD1384-85VE-IWP
• Volvo Penta TAD1651GE
• Volvo Penta TAD1660-62VE
• Volvo Penta TAD1662VE EU5
• Volvo Penta TAD1670-72VE
• Volvo Penta TAD540-42VE
• Volvo Penta TAD550-51VE
• Volvo Penta TAD552VE
• Volvo Penta TAD580-83VE
• Volvo Penta TAD730V
• Volvo Penta TAD841-43GE
• Volvo Penta TAD851-53GE
• Volvo Penta TAD852VE-B
• Volvo Penta TAD853VE
• Volvo Penta TAD870-73VE
• Volvo Penta TAD942VE
• Volvo Penta TAD943VE
• Volvo Penta TAD950VE
• Volvo Penta TAD951VE
• Volvo Penta TAD952VE
• Volvo Penta TD630VE
• Volvo Penta TD640VE
• Volvo Penta TD71A
• Volvo Penta TD730VE
• Volvo Penta TID71A
• Volvo Penta TWD1240VE
• Volvo Penta TWD1630V
• Volvo Penta TWD1643GE
• Volvo Penta TWD1644-45GE
• Volvo Penta TWD1652GE
• Volvo Penta TWD1653GE
• Volvo Penta TWD1663GE
• Volvo Penta TWD1672-1673GE
• Volvo Penta TWD1682-83GE
• Volvo Penta TWD1744GE
• Volvo Penta TWD630VE
• Volvo Penta TWD710V
• Volvo Penta TWD731VE
• Volvo Penta TWD740VE