• 825212A1 Mercury MerCruiser Thermostat Kit | Genuine Quicksilver OEM Part
1 1

825212A1 Mercury MerCruiser Thermostat Kit | Genuine Quicksilver OEM Part

825212A1 Mercury MerCruiser Thermostat Kit | Genuine Quicksilver OEM Part

$82.40 AUD
$82.40 AUD
Sale Sold out
Shipping calculated at checkout.

✓ Authorised Volvo Penta Dealer · Marine & auto specialists · Ships Australia-wide

🔧 Product Description

Genuine Quicksilver 120°F Thermostat Kit - Part Number: 825212A1

A genuine Quicksilver thermostat kit for selected Mercury and Mariner FourStroke outboards. This kit includes the thermostat and shaped gasket used to regulate cooling water temperature in the cylinder head cooling circuit.

⚙️ Key Features

  • Genuine Quicksilver OEM thermostat kit
  • Correct Mercury part number 825212A1
  • 120°F thermostat kit
  • Includes thermostat and custom formed gasket
  • Used on selected 30HP, 40HP and 50HP FourStroke outboards

🚤 Compatibility

Commonly used on

  • Mercury / Mariner FourStroke cooling system thermostat applications

Typically suits

  • Engine models:
  • Mercury / Mariner 30HP FourStroke - USA 1999-2005, serial 0G760300 to 1B226999
  • Mercury / Mariner 30HP FourStroke - Belgium 1999-2005, serial 0P017000 to 0P400999
  • Mercury / Mariner 40HP FourStroke - USA 1998-2018, serial 0G231123 and up
  • Mercury / Mariner 40HP FourStroke - Belgium 1999-2018, serial 0P017000 and up
  • Mercury / Mariner 40HP 3-cylinder FourStroke - serial 1C049739 and up where 825212A1 is specified
  • Mercury / Mariner 50HP FourStroke - USA 1995-2000, serial 0G231123 to 0T178499
  • Mercury / Mariner 50HP FourStroke applications excluding Belgium serial-prefix applications where a different thermostat is specified
  • HP Range: 30HP - 50HP
  • Engine Type: Mercury / Mariner FourStroke outboard
  • Temperature Rating: 120°F
  • System Type: Cooling system thermostat kit

🔌 Function

The thermostat regulates engine operating temperature by controlling cooling water flow through the engine.

⚠️ Common Signs of Failure

  • Engine running too cold
  • Engine overheating
  • Thermostat stuck open or closed
  • Poor idle quality from incorrect operating temperature
  • Corrosion or debris around thermostat housing

🔄 Supersession & Cross Reference

OEM Supersession Chain

  • 825212A1 current OEM thermostat kit reference
  • 825212001 related OEM thermostat reference
  • 855676A1 related thermostat kit reference

OEM / Related Numbers

  • 825212A1
  • 825212001
  • 825212
  • 855676A1
  • 855676003
  • 855676

Aftermarket / Verified Equivalents

  • Sierra: 18-3642
  • Recmar: REC825212T02

📦 Condition

  • Genuine Quicksilver 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.

View full details