General Motors is trying to shoot down some popular notions surrounding turbochargers ahead of its broader adoption of the technology to meet strict new federal fuel-economy regulations, including the ironic fact that boosting an engine will not necessarily save fuel. “As long as you downsize, then you get the fuel economy and the power,” says Rick Balsley, engineering group manager-turbo/superchargers at GM.
Like many auto makers around the world, GM sees downsized engines with turbochargers and superchargers as a solution to meeting government demands for better fuel efficiency and fewer carbon-dioxide emissions without sacrificing the consumer’s desire for power.
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