• 861911 Thermostat | Genuine Volvo Penta Part
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861911 Thermostat | Genuine Volvo Penta Part

861911 Thermostat | Genuine Volvo Penta Part

$40.33 AUD
$40.33 AUD
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Shipping calculated at checkout.

In stock — Australian warehouse

Typically reaches our store in 3–5 business days

Availability checked daily with Volvo Penta

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

🔧 Product Description

Genuine Volvo Penta thermostat from the Cooling System group, weighing 0.075 kg and listed for 8 applications across the MD series. Spring 861910 covers the same eight applications.

🚤 Compatibility

Typically suits:

  • Volvo Penta MD2010
  • Volvo Penta MD2010B
  • Volvo Penta MD2010-C
  • Volvo Penta MD2010-D
  • Volvo Penta MD2020
  • Volvo Penta MD2020B
  • Volvo Penta MD2020-C
  • Volvo Penta MD2020-D
  • Engine Family: MD

⚙️ Key Features

  • From the Cooling System group
  • 0.075 kg
  • 8 applications across MD engines
  • Spring 861910 shares its applications

🔌 Function

Holds the coolant flow closed until the engine reaches working temperature, then opens to let it circulate and keep the temperature steady.

⚠️ Common Signs of Failure

  • Engine slow to warm up, or never reaching normal temperature
  • Overheating soon after start-up if it is stuck shut
  • Temperature swinging up and down in normal running
  • Thermostat found seized, corroded or scaled when removed
  • Coolant weeping from the housing joint

🛠️ Service Notes

  • Test the old unit in hot water before condemning anything else in the cooling system
  • Renew the housing gasket or seal when the thermostat is changed, and check the housing faces for corrosion

🔄 Supersession & Cross Reference

Aftermarket / Verified Equivalents

  • Recmar: RM861911

📦 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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