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variable geometry turbocharger (VGT)

  1. A turbocharger with the capability of changing boost pressure independent of engine speed and load; also known as variable nozzle turbocharger (VNT) and variable vane turbocharger (VVT) .
  2. A turbocharger with the capability of changing boost pressure and exhaust back pressure independent of engine speed and load; also known as variable nozzle turbocharger (VNT) and variable vane turbocharger (VVT) .

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