A Four-Cylinder Turbo Engine Unlike Any Other

The completely newly developed Mercedes-AMG 2.0-liter M 139 engine is the world’s most powerful turbocharged four-cylinder engine in series production, according to Mercedes-AMG. With an output of up to 416 horsepower, the new engine exceeds the company’s previous M 133 engine by 40 horsepower. Maximum torque has also increased from 350 lb-ft to up to… Continue reading A Four-Cylinder Turbo Engine Unlike Any Other

R&R Performance Tests Engine No. 10,000 on SuperFlow Dynamometer

Ron Quarnstrom, owner of an engine dyno and machine shop called R&R Performance, knows a thing or two about engine testing. After 32 years of engine building and tuning, Quarnstrom tested his 10,000th engine on a SuperFlow 902S Performance Engine Dynamometer in April. Quarnstrom celebrated the accomplishment at his facility in Spring Lake Park, Minnesota with… Continue reading R&R Performance Tests Engine No. 10,000 on SuperFlow Dynamometer