A recent patent was filed and published by the US Patent and Trademark Office for Hyundai and Kia to develop a high-compression, twin-supercharged, four-cylinder engine. Typically, we don’t see two
A recent patent was filed and published by the US Patent and Trademark Office for Hyundai and Kia to develop a high-compression, twin-supercharged, four-cylinder engine. Typically, we don’t see two