Archive for the 'Encyclopedia' Category

What is: a Blow Off Valve (BOV)?

February 19th, 2007

Definition:
A compressor bypass valve (CBV) also known as a compressor relief valve is a vacuum-actuated valve designed to release pressure in the intake system of a turbocharged or centrifugally supercharged car when the throttle is lifted or closed. This air pressure is re-circulated back into the non-pressurized end of the intake (before the turbo) but [...]