4/12/2023 0 Comments Installing bov on sr20det![]() When increasing boost pressure and tuning this leaves the tuner with two options:Ī: Slamming the throttle shut when lifting off throttle. In more extreme cases the compressor wheel can literally explode in the housing.ĭue to the complete lack of recirculation or blow off valves on the VR30 powertrain, boost pressure remains in the intake tract when transitioning off throttle. Without this release pressurized air can beat the turbine shaft bearing and compressor wheel to death. This release of boost pressure prevents damaging reverse shock waves from reaching your turbo while creating the infamous "psshhhh" sound that turbo cars are known for. ![]() The valve is actuated by manifold vacuum, designed to vent excess boost pressure into the atmosphere on forced induction cars when the throttle is closed. The VR30DDTT Blow Off Valve Kit includes everything needed to install blow off valves on VR30 equipped Infiniti Q50 Sedans and Q60 Coupes.Ī Blow Off Valve's sole purpose is to protect your turbo.
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