Performance numbers published by MBUSA are a calculated … Advertisement. It uses an aluminium alloy block with dual overhead camshafts and has 4 valves per cylinder. We can't wait to try it out. It was a stalwart in the brand's lineup, from the 3.9-liter supercharged M836 motor that powered … Further information on official fuel consumption figures and the … The combustion engine pumps out 384 pound-feet (521 Newton-meters) of torque while the Integrated Starter-Generator" (ISG) bolted to the M256’s crankshaft is good for a … Fuel consumption and pollutant emissions always play a large role in the development of new engine generations. Note: Mercedes M256 engine performance when measured on the dyno obtains higher power numbers than rated from factory. Mercedes-Benz was once enamored of the straight-six gasoline-powered engine. We won't be swayed by popular M256 … Design. The company that controls Mercedes-Benz and Mercedes-AMG brought back the inline-six with the M256.From 3.0 liters of displacement, the engine pumps out 367 PS plus 22 … The optimum M256 parts on an engine are typically the ones that give the best gains for your money. Next to further fuel consumption optimizations for diesel engines, the development of efficient and clean gasoline engines … Coming up soon is the most desirable new I6: is the ‘M256' code gasoline engine. * The figures are provided in accordance with the German regulation 'PKW-EnVKV' and apply to the German market only. The Weistec M256 ECU upgrade for the inline 6 cylinder 3.0 Liter engines provides substatial gains across the entire powerband. Mercedes M256 are good project engines and with a few sensible modified enhancements like remapping, turbo kits and camshafts you will definitely maximise your driving fun. The M256 shares a modular design with other inline-four and V8 engines, which are all 500 cc (31 cu in) per cylinder. This content is created and maintained by a third party, and imported onto this page to … The M256 … The new engine, M256, goes back to the traditional inline layout with its inherent perfect primary and secondary balance, making it even smoother than a 60-degree V-6—or a V … The M256 gas engine. The M256 is a modern take on a tried-and-true engine design. With an increased yet still flat powerband to Redline, this …