Radiator Overflow Bottle Reservoir for Ford Focus - Plastic Replacement Part for Engine Cooling System
Keep Ford Focus cooling on track with this Ford Focus Radiator Overflow Bottle Reservoir, a durable plastic replacement that protects your engine from overheating and coolant loss. This reservoir captures excess coolant as the engine warms and returns it to the cooling system as it cools, helping maintain proper pressure and preventing air pockets that can lead to leaks or overheating.
This radiator reservoir is a direct-fit replacement designed to match standard OE-style dimensions for easy installation. Made from sturdy plastic, it delivers long-lasting performance and reliability when replacing a cracked or worn overflow bottle. It’s the practical, cost-effective solution to maintain your cooling system’s integrity without guessing at compatibility.
Designed for Ford Focus models, including RS and ST hatchbacks, the reservoir aligns with common OEM references for straightforward cross-reference. OEM/Interchange numbers include CV618K218BC, CV6Z8A080B, CV6Z8A080C, BE8Z8100A, 603-278, and 671-00333. Origin: Mainland China. This part is packaged to provide a dependable replacement that restores proper coolant management in your Focus’ cooling system.
Compatibility & Fit
Fits 2013–2018 Ford Focus RS Hatchback 4-Door and Ford Focus ST Hatchback 4-Door. This is a direct replacement radiator reservoir designed to slot into the same mounting points and connect to the existing radiator plumbing with minimal modification.
Benefits & Tips
- Maintains coolant level and system pressure, reducing the risk of overheating and engine damage.
- Easy, direct-fit installation that reuses factory connections and mounting points.
- Helps prevent coolant loss during expansion and contraction cycles, keeping engine temps stable.
Product Specifications
- Brand: Tree of Life
- Category: Radiator Overflow Bottle Reservoir
- Material: Plastic
- OEM No.: CV618K218BC, CV6Z8A080B, CV6Z8A080C, BE8Z8100A, 603-278, 671-00333
- Interchange Part Number: CV618K218BC, CV6Z8A080B, CV6Z8A080C, BE8Z8100A, 603-278, 671-00333
- Manufacturer Part Number: CV61-8K218-BC, CV6Z-8A080-C, CV6Z-8A080-B, BE8Z-8100-A
- Placement on Vehicle: Radiator Reservoir
- Fits: Ford Focus RS Hatchback 4-Door (2013–2018); Ford Focus ST Hatchback 4-Door (2013–2018)
- Origin: Mainland China
- Special Features: Radiator Reservoir Tank
Package includes:
- 1 x Radiator Overflow Bottle Reservoir (plastic)
Warnings & Reminders
- Verify exact compatibility with your vehicle trim before purchase. This reservoir is a direct-fit replacement for specified Ford Focus models.
- During replacement, ensure the cooling system is cool, disconnect the battery if required by your maintenance routine, and check for leaks after installation.
- Properly dispose of any old coolant and use the recommended coolant type for your vehicle.
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