The VAICO V30-3073 fuel line is a replacement diesel fuel hose assembly designed for selected Mercedes-Benz CDI models, particularly vehicles using the OM 612 2.7 CDI engine. It is installed between the heat exchanger and the fuel filter, making it an important part of the fuel delivery system.
Key Specifications
- Product Name: Fuel Line VAICO V30-3073
- Manufacturer: VAICO / VIEROL AG
- Manufacturer Code: V30-3073
- EAN: 4046001869433
- Installation Position: Between the heat exchanger and the fuel filter
- Quality Line: Q+, OEM-quality, Made in Germany
- Price: €20.54 incl. VAT
- Category: Fuel system/fuel lines
OE & Cross-Reference Numbers
Compatible reference numbers include:
- Mercedes-Benz: A 611 070 38 32 / 611 070 38 32
- Gates: MFL1271
- Metzger Automotive: 2150162
- Original Imperium: 85266
- AIC: 76970
- VAICO: V30-3073 / 30 3073
Vehicle Compatibility
This fuel line is listed for several Mercedes-Benz diesel models, including:
-
Mercedes-Benz C-Class W203
- C 270 CDI, OM 612.962, 2.7 diesel, 120–125 kW
-
Mercedes-Benz C-Class T-Model S203
- C 270 CDI, OM 612.962, 2.7 diesel, 120–125 kW
-
Mercedes-Benz CLK C209
- CLK 270 CDI, OM 612.962 / OM 612.967, 2.7 diesel
-
Mercedes-Benz M-Class W163
- ML 270 CDI, OM 612.963, 2.7 diesel
Compatibility should still be checked by VIN or OE number before purchase.
Build & Design
The hose assembly includes a flexible fuel line with protective corrugated covering and factory-style quick connectors. The design is intended to match the original routing and connection points, helping ensure proper fuel flow and secure sealing.
The reinforced protective sleeve is useful because the line sits in an engine bay environment where it may be exposed to heat, vibration, and movement.
Performance
A good fuel line is essential for maintaining consistent diesel delivery. This part helps:
- Prevent fuel leaks
- Restore proper fuel flow
- Maintain a secure connection between fuel system components
- Reduce the risk of air entering the fuel system
For older CDI engines, replacing worn or brittle fuel lines can improve reliability and help avoid starting or running issues caused by leakage or air ingress.
Installation
The VAICO V30-3073 is designed as a direct replacement, but installation should be done carefully. Fuel system components must be clean, correctly clipped in place, and checked for leaks after fitting.
Because this line is part of the diesel fuel system, professional installation is recommended if you are not familiar with Mercedes CDI fuel connections.
Value for Money
At €20.54, this is a reasonably priced replacement part, especially considering it is marketed as VAICO Q+ OEM-quality. It offers good value for maintaining older Mercedes diesel vehicles without paying full dealer pricing.
Pros
- OEM-style replacement fuel line
- Suitable for several Mercedes 270 CDI models
- Q+ quality line, Made in Germany
- Includes quick-connect fittings
- Good price for a fuel system component
- Useful for fixing leaks or ageing hoses
Cons
- Compatibility must be checked carefully
- Installation requires care to avoid leaks
- Specific to certain Mercedes CDI engines
- Not a universal fuel hose
Final Verdict
The VAICO V30-3073 fuel line is a practical and well-priced replacement part for Mercedes-Benz 270 CDI fuel systems. With OEM-style fittings, German-made Q+ quality, and clear cross-reference numbers, it is a strong option for restoring fuel system reliability in compatible C-Class, CLK, and M-Class diesel models.
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