1978 pre-production Mercedes S-class w126 - test and proof

W126 560 TEL wagon By clicking on this link, you are helping the OldBenz channel continue to work. It’s free and safe. Important goals in the development of this new series were next to a higher driving comfort and safety the reduction of energy consumption. Using weight reduced materials and a less air resistant body, optimised in the wind tunnel, helped the new S-Class to reduce its fuel consumption by 10 % in comparison to its preceding models. The two eight-cylinder engines of the previous series were replaced by two redesigned units with enlarged displacement and all-aluminium block. The engine which took the place of the grey cast iron aggregate was already known from the 450 SLC 5.0. The all-aluminium engine had been developed after the example of the 5-liter engine from the time tested V8 with grey cast iron block. Due to their higher power with reduced weight the new V8-engines made a better driving performance combined with