Patent Reveals GM Is Working on a High-compression, Twin-turbocharged, Hybrid Powertrain

General Motors has recently filed a patent that could point to the future of the company's high-performance offerings, including the C8 Corvette. After 18 months in review by the United States Patent and Trademark Office, documents published on October 24, 2017, reveal GM has been granted a patent for an internal combustion engine with elevated compression ratio and multi-stage boosting. The document […] The post Patent Reveals GM Is Working on a High-compression, Twin-turbocharged, Hybrid Powertrain appeared first on The Truth About Cars. from The Truth About Cars http://ift.tt/Jh8LjA