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Thermostat Coolant VALEO 821704 — no image available

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Specs, fitment data and pricing remain accurate.
BrandVALEO
MPN821704
OE refs4
SKU0021-821704
GTIN / EAN3276428217048

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Details

SpecificationValue
BrandVALEO
Opening Temperature [°C]83 °C
Pipe Diameter [mm]50 mm

OE numbers (4)

Search by this OE number to find compatible parts

Where this part fits

Original-fit position for OE 8200030307. The red ring marks where this part installs on the vehicle.

K561 — Manual › 11 Upper engine / Water pump
K561 · Manual › 11 Upper engine / Water pumpPosition 3

About this product

Sourced from VALEO, this thermostat coolant (821704) combines precision engineering with durable materials to meet the demands of everyday driving and extended service intervals. Technical specifications — Opening Temperature [°C]: 83 °C, Pipe Diameter [mm]: 50 mm, Housing Type: 50, Supplementary Article/Supplementary Info: 98 — are verified against the OEM data sheet to guarantee fitment accuracy and performance parity with the original equipment. Verified to fit DACIA, NISSAN, RENAULT models. All compatibility data is cross-checked against the TecDoc database — select your vehicle to confirm the part matches your specific engine and year. This part supersedes original equipment references: 104794, 1214603110, 161002, 1.880.543 and 59 more. Matching these numbers confirms a like-for-like replacement with no loss of function. VALEO is a recognised supplier of automotive replacement components to independent workshops and dealer networks across Europe. All parts are sourced from authorised distribution channels and carry full manufacturer traceability — you receive exactly the same component supplied to professional garages and dealer workshops. If fitment or specifications do not match your vehicle, our technical team can help identify the correct alternative — use the vehicle selector or contact us with your VIN for a guaranteed-fit recommendation. Replacing worn components on schedule preserves your vehicle's safety, reliability, and resale value — and aftermarket parts from established brands deliver OEM-equivalent performance at a fraction of the dealer price. Every part is dispatched with tracked delivery and a 14-day money-back guarantee with hassle-free returns.

About VALEO

Valeo, founded in 1923 in Saint-Ouen, France, is a major global automotive supplier with expertise spanning multiple vehicle systems. Valeo specialises in clutch kits, alternators, starters, wiper systems, lighting, and thermal management components. As an OE supplier to Peugeot, Renault, Citroën, Volkswagen, and many others, Valeo products maintain factory-quality standards. With 19 research centres worldwide and a strong focus on innovation, Valeo combines French engineering heritage with cutting-edge automotive technology for dependable replacement parts.

Suitable cars

Equivalent products (58)

Show all 58 OE numbers
ASAM AUTOMOTIVE30403
ASHIKA3800005
BORG & BECKBBT064
BORG & BECKBBT413
BORG & BECKFTK413
BorgWarner (Wahler)3466.89D
BorgWarner (Wahler)346689D
CALORSTAT by VernetTH604783J
EFI AUTOMOTIVE161002
EPS1880543
EPS1880543S
ERA350463
FACET7.8533
FACET78533
FACET78543
FACET7.8543S
FACET78543S
FAE5205083
HELLA8MT 354 775-851
HELLA8MT354775851
HELLA8MT 354 778-091
HELLA8MT354778091
JAPANPARTSVT-005
JAPANPARTSVT005
JAPKO38005
JDEUSTH0230003
JDEUSTH0230015
MAGNETI MARELLI352030582000
MAGNETI MARELLI352030588110
MAGNETI MARELLI352317002660
MAHLETX19683D
MAPCO28102
OPEN PARTSTRM1148.00
OPEN PARTSTRM114800
PATRONPE21001
QUINTON HAZELLQTH668K
SIDAT94.465
SIDAT94465
SWAG60 10 4794
SWAG60104794
VEMOV46-99-1387
VEMOV46991387

Thermostat Coolant VALEO 821704compatible car models

Car modelsDACIA: DOKKER Box Body/MPV, DOKKER MPV (KE), LODGY (JS), LOGAN EXPRESS (FS), LOGAN II, LOGAN (LS), LOGAN MCV II, LOGAN MCV (KS), LOGAN Pickup (US), SANDERO (+1 more); NISSAN: BLUEBIRD SYLPHY II (G11), KUBISTAR Van (X76); RENAULT: CLIO II (BB, CB), DOKKER, FLUENCE (L3), GRAND SCÉNIC II (JM0/1), KANGOO Express (FC0/1), KANGOO (KC0/1), LAGUNA II (BG0/1), LAGUNA II Grandtour (KG0/1), LODGY (JS), LOGAN EXPRESS (US) (+7 more)
Engines1.6; 1.6 LPG; 1.6 Bifuel; 1.6 (G15); 1.6 16V; 1.4 (B/CB0C, B/CB0S); 2.0 (L309); 2.0; 1.4 (FC0C, FC0B, FC0H, FC0M); 1.4 (KC0C, KC0H, KC0B, KC0M); 1.8 16V (BG06, BG0J, BG0M); 1.8 16V; 1.9 dCi (EZ0J, EZ1S); 1.6 16V (BA04, BA0B, BA11, BA1J, BA16, BA19, BA1K, BA1V,...; 1.6 16V (EA04, EA0B, EA11, EA1J)
Year of manufacture1995-2021
Manufacturer article number (MPN)821704
OE part numbers21200-00Q0A, 8200030307, 8200479402, 8200772990
Compatibility check

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Description and what's included

VALEO 821704 . Housing Type: 50. Opening Temperature [°C]: 83 °C. Pipe Diameter [mm]: 50 mm. Supplementary Article/Supplementary Info: 98

What's included:
  • 1x Thermostat Coolant
Shipping, returns, warranty

Free UK delivery on orders over £99.00. Tracked standard shipping.

  • Standard delivery: 5–9 business days
  • Order before 5pm — ships the next working day
  • Free returns within 14 days
  • All parts backed by manufacturer warranty

Warranty: 12-month manufacturer warranty on all parts. 14-day money-back guarantee if the part doesn't fit your vehicle.

Frequently Asked Questions

Is this Thermostat Coolant compatible with my car?

This Thermostat Coolant fits DACIA, NISSAN, RENAULT vehicles. Use the vehicle selector at the top of the page to check exact compatibility — enter your car's make, model, and engine for a confirmed fitment match. All fitment data is verified through TecDoc.

What specifications does this VALEO Thermostat Coolant have?

This VALEO Thermostat Coolant has the following specifications: Opening Temperature [°C]: 83 °C; Pipe Diameter [mm]: 50 mm; Housing Type: 50; Supplementary Article/Supplementary Info: 98. Check the full specifications table above for complete details.

What OE part numbers does this Thermostat Coolant replace?

This Thermostat Coolant replaces OE part numbers: 21200-00Q0A, 8200030307, 8200479402, 8200772990. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.

How much does a Thermostat Coolant cost?

This VALEO Thermostat Coolant is available for £21.99. Thermostat Coolant prices vary depending on brand, specifications, and vehicle compatibility. VALEO parts offer a balance of quality and value, backed by our 14-day money-back guarantee.

How do I know when to replace my Thermostat Coolant?

Symptoms include engine overheating, heater not producing warm air, temperature gauge fluctuations, or coolant leaks near the thermostat housing.

What tools do I need to replace a Thermostat Coolant?

Tools needed: hose clamp pliers, 8-10mm socket, torque wrench, drain pan, new coolant. Difficulty: Moderate DIY. Safety warning: Never open the cooling system on a warm or hot engine -- coolant is under pressure and causes scalding. Always use the correct coolant specification to avoid corrosion with aluminium engine components.

Can I use this part as a replacement for OE 21200-00Q0A?

Yes, this VALEO Thermostat Coolant is a direct replacement for OE part number 21200-00Q0A. It is manufactured to meet or exceed original equipment specifications, ensuring proper fitment and performance. All cross-reference data is verified through TecDoc.

Is the VALEO 821704 the same as the VALEO 819846?

No, while both are Thermostat Coolant parts, they are different products. The VALEO 821704 has Opening Temperature [°C]: 83 °C, Pipe Diameter [mm]: 50 mm, Housing Type: 50. The VALEO 819846 may differ in dimensions, fitting position, or material composition. Always verify compatibility with your specific vehicle using our vehicle selector, or contact our customer service team for assistance.

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