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Porsche // Panamera 976 2023>> // 976 Panamera Turbo E-Hybrid V8 4.0L 2023>>
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- Porsche 958 Cayenne S V8 4.8L Petrol (400Hp) 2010-17
- Porsche 958 Cayenne Turbo V8 4.8L Petrol (500Hp) 2010-17
- Porsche 958 Cayenne Turbo S V8 4.8L Petrol (550Hp) 2010-17
Maintain proper cooling system ventilation and engine temperature stability with the Breather Valve to Radiator Vent Line. This OEM-quality vent line is designed to connect the breather valve to the radiator, allowing trapped air and vapor to escape from the cooling system for improved circulation and efficiency.
Fits:
- Porsche 958 Cayenne S V8 4.8L Petrol (400Hp) 2010-17
- Porsche 958 Cayenne Turbo V8 4.8L Petrol (500Hp) 2010-17
- Porsche 958 Cayenne Turbo S V8 4.8L Petrol (550Hp) 2010-17
Diagram Ref No 8
What This Product Does:
- Vents air from the radiator circuit
- Prevents air pockets that can restrict coolant flow
- Supports proper cooling system bleeding
- Maintains stable coolant pressure
- Helps regulate engine operating temperature
Symptoms Of Wear Or Failure:
- Coolant leaks near the breather valve or radiator connection
- Low coolant warning light
- Frequent coolant top-offs
- Sweet coolant smell from the engine bay
- Coolant residue or staining around fittings or clamps
- Cracked, brittle, or leaking line material
- Air trapped in the cooling system, causing gurgling sounds
- Fluctuating engine temperature or unstable gauge readings
- Overheating, especially after coolant service or refilling
- Steam from under the hood in severe cases
- Replacing a worn breather valve to radiator vent line is essential for maintaining proper cooling system ventilation and pressure balance. Over time, heat and coolant exposure can cause the line to crack, harden, or leak.
- If the vent line fails, air can become trapped in the radiator circuit, reducing coolant circulation and cooling efficiency. This may lead to fluctuating engine temperatures, overheating, and potential engine damage.
- Installing a new vent line helps ensure proper system bleeding, prevents leaks, maintains stable coolant pressure, and protects the engine from heat-related issues.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
95810631005
The product you are viewing cross references to these numbers