Description
Product Overview
Part Name: Fuel Overflow Valve / Fuel Return Pressure Valve
Part Number: 4570700246 / A4570700246
Vehicle Compatibility: Mercedes-Benz Axor and Actros heavy-duty truck applications equipped with compatible OM457 and OM460 diesel-engine fuel systems.
Configuration: Mechanically operated threaded fuel-system pressure-limiting and overflow valve mounted in the compatible fuel injection / return circuit.
Function: Regulates return fuel flow and maintains appropriate pressure within the diesel fuel supply circuit, supporting stable fuel injection-system operation.
Technical Specifications
Type: Fuel Overflow / Pressure Limiting Valve
Vehicle Make: Mercedes-Benz
Compatible Models: Axor / Actros
Verified Applications: Selected Axor 2036, 2040, 2041, 2540, 2544, 2640, 2644 and compatible Actros applications
Engine Compatibility: OM457 / OM460
Operating Mode: Mechanical
Thread: M16 × 1.5
Spanner Size: 22 / 24 mm
System: Diesel Fuel Injection System
Application: Fuel Return Flow and Pressure Regulation
Additional Mercedes-Benz References: A4570700046 / A4570700146 / 4570700046 / 4570700146
Installation: Confirm the original valve number, OM457/OM460 engine configuration, injection-pump system and M16 × 1.5 connection before replacement.
Delivery & Availability
Stock Options: High-quality aftermarket & genuine Mercedes-Benz-compatible fuel overflow valves available
MOQ: 1
Delivery Time: 3–7 days
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