Blow Off Valve BOV Adaptor Fit For BMW 5 Series N20 Engine/BMW X1 N20 Engine Brake Disk 1 Roller Tensioner Bearings (bearing

1 Roller Tensioner Bearings (bearing assembly)

Manufacturer Part Number: E80227001CP

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Blow Off Valve BOV Adaptor Fit For BMW 5 Series N20 Engine/BMW X1 N20 Engine Brake Disk 1 Roller Tensioner Bearings (bearingThe Blow Off valve (BOV) is a pressure relief device on the intake tract to prevent the turbo's compressor from going into surge. When the throttle is closed rapidly, the airflow is quickly reduced, causing flow instability and pressure fluctuations. Surge can eventually lead to thrust bearing failure due to the high loads associated with it. Blow Off valves use a combination of manifold pressure signal and spring force to detect when the throttle is