• 20785813 Plug | Genuine Volvo Penta Part
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20785813 Plug | Genuine Volvo Penta Part

20785813 Plug | Genuine Volvo Penta Part

$19.71 AUD
$19.71 AUD
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Available from Volvo Penta international

Typically reaches our store in 10–14 business days

Availability checked daily with Volvo Penta

✓ Authorised Volvo Penta Dealer · Genuine Volvo Penta parts · Ships Australia-wide

🔧 Product Description

Application-specific plug used in the front cover, flywheel housing, accessory drive and auxiliary piping on the listed Volvo Penta engines. Closes the specified oil, fuel, coolant or machining passage in the auxiliary-engine assembly.

🚤 Compatibility

Typically suits:

  • Volvo Penta TAD550GE
  • Volvo Penta TAD551GE
  • Volvo Penta TAD650VE
  • Volvo Penta TAD660VE
  • Volvo Penta TAD721GE
  • Volvo Penta TAD722GE
  • Volvo Penta TAD722VE
  • Volvo Penta TAD732GE EDC4
  • Volvo Penta TAD733GE EDC4
  • Volvo Penta TAD750GE
  • Volvo Penta TAD751GE
  • Volvo Penta TAD750VE
  • Volvo Penta TAD520GE
  • Volvo Penta TAD530GE MECH
  • Volvo Penta TAD530GE EDC4
  • Volvo Penta TAD531GE MECH
  • Volvo Penta TAD531GE EDC4
  • Volvo Penta TAD532GE EDC4
  • Volvo Penta TAD760VE
  • Engine Family: TAD
  • HP Range: Approximately 140-265 HP
  • Year Range: Approximately 2000 - 2012

⚙️ Key Features

  • Genuine Volvo Penta plug
  • Closes the specified oil, fuel, coolant or machining passage in the auxiliary-engine assembly
  • Engine type: Four- and six-cylinder turbocharged industrial diesel

🔌 Function

Closes the specified oil, fuel, coolant or machining passage in the auxiliary-engine assembly.

⚠️ Common Signs of Failure

  • Oil, fuel or coolant weeping from the plug with staining below it
  • Fluid level dropping with the leak traced to this single plug
  • The plug found loose or seeping at routine inspection
  • On removal the sealing face is bruised and the sealing washer is flattened or missing
  • Corroded or damaged M14 threads that will not pull up leak-free

🛠️ Service Notes

  • Confirm the exact engine model, serial number and assembly position.
  • Inspect all adjoining components and renew disturbed seals and locking hardware.

🔄 Supersession & Cross Reference

OEM Supersession Chain

  • 20785813 → Supersedes 20508605

OEM / Related Numbers

  • 20508605 earlier number superseded by this part
  • 20405718 referenced in the part notes
  • 20459924 - flywheel references
  • 21090009 - flywheel references
  • 21134648 - flywheel references
  • 21033328 - starter ring gear
  • 20460089 - bearing flange
  • 20450835 - flywheel screws
  • 20405654 - flywheel screws
  • 20460206 - oil pan
  • 20742661 - gaskets
  • 20405888 - gaskets
  • 20405915 - gaskets
  • 20405792 - flange screws
  • 984734 - flange screws
  • 994386 - flange screws
  • 20459906 - banjo nipple
  • 20775904 - fitting
  • 20779978 - A/C compressor clutch
  • 20793522 - A/C compressor V-belt
  • 20788933 - flywheel-cover spacer

Other-Brand OEM Numbers

  • VOE20785813 - Volvo Construction Equipment prefixed number format

📦 Condition

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

Shipping & Delivery

Flat-rate shipping Australia-wide — $14.99 per order, no matter how many parts you add. Orders dispatch from our Kadina, South Australia store. Need it urgently or want to collect in person? Call us on 0412 532 984 before ordering.

Returns & Warranty

14-day change-of-mind returns — if it's not right or you ordered the wrong part, send it back within 14 days in new, unused condition for a refund or exchange. Manufacturer warranties apply to new parts. Full details in our Refunds & Returns policy.

Not sure this fits?

Ask us before you buy — we check part numbers and fitment every day. Call 0412 532 984 (Mon–Fri 8.30am–4.30pm) or message us through the contact page with your engine or vehicle details.

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