Turbochargers are wonderful things, taking waste energy and using it to help an engine to produce more power. The variable-geometry turbocharger is an advanced version of this technology, which brings ...

NASHVILLE, Tenn. — Volvo Trucks North America on March 10 launched the D13 Variable Geometry Turbo engine, promising a 3% fuel efficiency increase compared with prior options. The engine will be the ...

2007 - PACE Award Winner Porsche AG with BorgWarner Turbo and Emissions Systems GmbH What: The BorgWarner Turbo and Emissions Systems Gasoline Turbocharger with Variable Turbine Geometry Judge's ...

Volvo Trucks North America has revealed its new Variable Geometry Turbo engine. This launch is meant to pair with and improve the new Volvo VNR truck. Focusing on fuel efficiency and durability, Volvo ...

Conventional wastegate equipped turbochargers suffer from narrow effective engine power speed range. Their turbines must be sized for either low speed response or high speed horsepower. Variable ...

Navistar’s new International S13 Integrated Powertrain, designed in close collaboration with the Traton Group for the North American market, is the last internal combustion engine powertrain the ...

It doesn’t matter if you drive a GM, Ford, or Ram diesel truck—if it was built after 1993, it has a turbocharger under the hood. If you’re currently driving one of the new-generation clean-diesel ...

The Volkswagen Land Rover and the Volkswagen Teramont Pro, both from the same parent company, share the fifth-generation EA888 2.0T engine but deliver two distinctly different driving experiences ...

Diesel engines need two things to make power: air and fuel. We know that's grossly oversimplified, but it's true. If you increase the engine's ability to ingest air, you can add more fuel and thus ...

Question: I see advertisements for the joys and wisdom of driving a turbocharged automobile. How does the turbo differ from a “regular” auto? Why would one choose a turbo over some other engine? How ...

The performance, NVH performance, and fuel economy advantages of variable-geometry turbines are well understood and have made them a fixture in advanced Diesel engines. However, the longstanding and ...