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CP247
Gallery
BrandMetalcaucho
MPN03778
OE refs2
SKU4664-03778
GTIN / EAN8435108455384

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Details

SpecificationValue
BrandMetalcaucho
Opening Temperature [°C]91 °C
Weight [kg]0.26 kg
Weight [g]260 g

OE numbers (2)

Search by this OE number to find compatible parts

Where this part fits

Original-fit position for OE 1336Z0.

PART — Others
OthersPosition main

About this product

When thermostat housing performance matters, the Metalcaucho 03778 delivers — built to the same dimensional and material standards as the original part it replaces. The part is built to the following specification: Opening Temperature [°C]: 91 °C, Weight [kg]: 0, 26 kg, Supplementary Article/Supplementary Info: 35, Weight [g]: 260 g, Supplementary Article/Info 2: Nylon. Each dimension is checked against the OEM reference to ensure the component seats and functions correctly first time. Compatible with CITROËN, FIAT, PEUGEOT vehicles; use the vehicle selector above to confirm exact fitment for your make, model, and engine variant. Fitment data is sourced from TecDoc, the authoritative European parts catalogue. This part supersedes original equipment references: 03778, 11-28 228 0003, 1336.Z0, 3300005 and 32 more. Matching these numbers confirms a like-for-like replacement with no loss of function. Metalcaucho 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.

Thermostat Housing buying guide

Why replace this part?

The thermostat housing holds the thermostat and routes coolant between the engine and radiator. Plastic housings are prone to cracking with heat cycling, causing sudden coolant loss and rapid overheating.

Signs you need a replacement

  • Coolant leak at the top of the engine near the thermostat
  • rapid coolant loss
  • white steam from under the bonnet
  • engine temperature swings
  • puddles of coolant after the engine warms up

When to replace

No fixed interval — plastic housings typically last 80,000–120,000 miles before cracking. Replace at first sign of leakage.

Installation difficulty:Moderate — requires basic tools and mechanical knowledge

Suitable cars

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Show all 34 OE numbers
3RG82209
AKRON-MALÒTER359
Alfa e-PartsAF10488
BIRTH8007
CAUTEX955412
ERA350417
ERA350417A
FARE SA3877
HELLA8MT 354 776-551
HOFFER8192441
JAPANPARTSVT-CI01
MAGNETI MARELLI352061891000
Metalcaucho03778
METZGER AUTOTEILE4006045
MOTORAD618-91
MTE-THOMSONVT487.91
NRF725081£29.99
PLYOMP955412
SIDAT94.441
STCT403778
TRICLO461428
TRISCAN8620 25291
VEMOV22-99-0003

Thermostat Housing Metalcaucho 03778compatible car models

Car modelsCITROËN: BERLINGO / BERLINGO FIRST Box Body/MPV (M), BERLINGO / BERLINGO FIRST MPV (MF, GJK, GFK), BERLINGO Box Body/MPV (B9), BERLINGO MULTISPACE (B9), C2 (JM), C3 I (FC, FN), C3 PICASSO (SH), C3 Pluriel (HB), C4 Coupe (LA), C4 I (LC) (+2 more); FIAT: DUCATO Bus (250), DUCATO Platform/Chassis (250), DUCATO Van (250); PEUGEOT: 1007 (KM), 206 CC (2D), 206 Hatchback (2A/C), 206 Saloon, 206 SW (2E/K), 207 CC (WD), 207 SW (WK), 207 (WA, WC), 307 (3A/C), 307 Break (3E) (+5 more)
Engines1.6 16V (MBNFU); 1.6 16V (MFNFU); 1.6; 1.4 16V; 1.4 VTi 95 (SH8FSC, SH8FP0, SH8FP6); 1.6 16V; 100 Multijet 2,2 D; 1.6 16V (2DNFUF, 2DNFUR); 1.4; 1.6 BioFlex; 1.6 Bioflex; 2.2 HDi 100
Year of manufacture1996-2017
Manufacturer article number (MPN)03778
OE part numbers1336.Z0, 9647265980
Compatibility check

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Description and what's included

Metalcaucho 03778 . Opening Temperature [°C]: 91 °C. Supplementary Article/Info 2: 14. Supplementary Article/Info 2: 536. Supplementary Article/Supplementary Info: 35. Weight [g]: 260 g. Weight [kg]: 0,26 kg

What's included:
  • 1x Thermostat Housing
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 Housing compatible with my car?

This Thermostat Housing fits CITROËN, FIAT, PEUGEOT 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 Metalcaucho Thermostat Housing have?

This Metalcaucho Thermostat Housing has the following specifications: Opening Temperature [°C]: 91 °C; Weight [kg]: 0,26 kg; Supplementary Article/Supplementary Info: 35; Weight [g]: 260 g; Supplementary Article/Info 2: 14; Supplementary Article/Info 2: 536. Check the full specifications table above for complete details.

What OE part numbers does this Thermostat Housing replace?

This Thermostat Housing replaces OE part numbers: 1336.Z0, 9647265980. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.

How much does a Thermostat Housing cost?

Thermostat Housing prices vary depending on brand, specifications, and vehicle compatibility. Check the current price above for this Metalcaucho Thermostat Housing. All parts come with our 14-day money-back guarantee.

How do I know when to replace my Thermostat Housing?

Regular inspection of your Thermostat Housing is recommended as part of routine vehicle maintenance. Watch for changes in performance, unusual noises, or visual signs of wear. Consult your vehicle's owner manual for manufacturer-recommended replacement intervals specific to your make and model.

What tools do I need to replace a Thermostat Housing?

Tools required vary by vehicle make and model. Generally, a basic socket set, screwdrivers, and vehicle-specific tools may be needed. We recommend consulting a workshop manual for your specific vehicle, or having the Thermostat Housing fitted by a professional mechanic.

Can I use this part as a replacement for OE 1336.Z0?

Yes, this Metalcaucho Thermostat Housing is a direct replacement for OE part number 1336.Z0. It is manufactured to meet or exceed original equipment specifications, ensuring proper fitment and performance. All cross-reference data is verified through TecDoc.

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