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Details
| Specification | Value |
|---|---|
| Brand | Metalcaucho |
| Height [mm] | 29.3 mm |
| Weight [kg] | 0,038 kg |
| Pressure [bar] | 1 bar |
| Inner Diameter [mm] | 30 mm |
| Outer Diameter [mm] | 49.5 mm |
| Opening Pressure [bar] | 1 bar |
OE numbers (3)
Where this part fits
Original-fit position for OE 46742378.
About this product
Sourced from Metalcaucho, this cap coolant tank (03740) combines precision engineering with durable materials to meet the demands of everyday driving and extended service intervals. Technical specifications — Height [mm]: 29, Cast Iron mm, Weight [kg]: 0, 038 kg, Pressure [bar]: Steel bar, Colour: Ceramic, Material: Plastic — are verified against the OEM data sheet to guarantee fitment accuracy and performance parity with the original equipment. Verified to fit ALFA ROMEO, FIAT, LANCIA 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: 03740, 15960, 29644, 311349 and 14 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.
Suitable cars
Equivalent products (15)
Cap Coolant Tank Metalcaucho 03740 — compatible car models
| Car models | ALFA ROMEO: 145 (930), 146 (930), 155 (167), 33 (905), 33 (907), 33 Sportwagon (905), 75 (162), RZ (162), SPIDER (115), SZ (162); FIAT: 126 (126), BARCHETTA (183), BRAVA (182), BRAVO I (182), CINQUECENTO (170), DOBLO Bus (263), DUNA (146), DUNA Weekend (146), ELBA (146), FIORINO Box Body/MPV (146) (+10 more) |
|---|---|
| Engines | 1.4 i.e. 16V T.S. (930.A3A); 1.4 i.e. 16V T.S. (930.B3A); 1.6 16V T.S. (167.A6A); 1.8 TD (905A4); 1.8 TD (907A5); 1.8 TD (905B4, 905A4); 2.0 TD (162.BD, 162.BG); 3.0 V6 Zagato (162D1); 1600 (115A2); 3.0 V6 Zagato (162C1); 700; 1.8 16V; 1.2 16V 80; 0.7 (170AA); 1.3 D Multijet (263AXC1A) (+9 more) |
| Year of manufacture | 1971-2023 |
| Manufacturer article number (MPN) | 03740 |
| OE part numbers | 46402982, 46742378, 60810755 |
Compatibility check
Loading vehicle data…
Please wait while we load vehicle compatibility information.Description and what's included
Metalcaucho 03740 . Colour: 7. Height [mm]: 29,3 mm. Inner Diameter [mm]: 30 mm. Material: 6. Opening Pressure [bar]: 1 bar. Outer Diameter [mm]: 49,5 mm. Pressure [bar]: 1 bar. Weight [kg]: 0,038 kg
- 1x Cap Coolant Tank
Shipping, returns, warranty
Free UK delivery on orders over £99.00. Tracked standard shipping.
- Standard delivery: 4–8 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 Cap Coolant Tank compatible with my car?
This Cap Coolant Tank fits ALFA ROMEO, FIAT, LANCIA 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 Cap Coolant Tank have?
This Metalcaucho Cap Coolant Tank has the following specifications: Height [mm]: 29,3 mm; Weight [kg]: 0,038 kg; Pressure [bar]: 1 bar; Colour: 7; Material: 6; Inner Diameter [mm]: 30 mm. Check the full specifications table above for complete details.
What OE part numbers does this Cap Coolant Tank replace?
This Cap Coolant Tank replaces OE part numbers: 46402982, 46742378, 60810755. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.
How much does a Cap Coolant Tank cost?
This Metalcaucho Cap Coolant Tank is available for £3.99. Cap Coolant Tank prices vary depending on brand, specifications, and vehicle compatibility. Metalcaucho parts offer a balance of quality and value, backed by our 14-day money-back guarantee.
How do I know when to replace my Cap Coolant Tank?
Regular inspection of your Cap Coolant Tank 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 Cap Coolant Tank?
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 Cap Coolant Tank fitted by a professional mechanic.
Can I use this part as a replacement for OE 46402982?
Yes, this Metalcaucho Cap Coolant Tank is a direct replacement for OE part number 46402982. It is manufactured to meet or exceed original equipment specifications, ensuring proper fitment and performance. All cross-reference data is verified through TecDoc.
Related categories
Common OE numbers for this part
Common original equipment numbers linked to stocked alternatives.
