Radiator Hose Flange BMW E46 3 Series M43 Side Of Head is a vital component in the cooling system of the BMW E46 3 Series with the M43 engine. This flange serves as the connection point between the radiator hose and the engine’s side of the cylinder head, ensuring secure coolant flow and maintaining proper engine temperature.
This part is critical for maintaining the integrity of the cooling circuit, preventing leaks where the radiator hose attaches to the engine. When sourcing a replacement, buyers should compare the flange’s design and fitment closely with the original, focusing on the side of head positioning specific to the M43 engine variant in the E46. Ensuring these matches helps avoid coolant path disruptions and potential overheating issues.
The radiator hose flange listed under SKU BB-379702 is categorized under radiators and clearly identified for BMW vehicles, specifically built for the E46 3 Series M43 engine side of head connection. If unsure about compatibility or the correct part, it is recommended to consult the sales desk or submit a request through the parts finder to confirm match before purchasing.
- Position: Side of head on M43 engine
- Function: Connects radiator hose to engine
- Vehicle: BMW E46 3 Series
- Category: Radiators
If this repair may need matching clips, brackets, lights, panels or more than one part, check Motorbike Radiator Stop Leak 125ml, Quick Repair Bundle or Request a Part before ordering.





