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Modernizing Your 1954 Buick With an Updated Transmission and Rearend

Posted By GMbeat on Articles - Although Oldsmobile claimed bragging rights to the first practical automatic transmission, with the 1940 availability of the Hydramatic, Buick’s two-speed Dynaflow transmission, introduced in 1947, was the first to incorporate a torque converter as the fluid coupling used to transfer engine power. The advantage of a torque converter, which would become the industry norm, was that its stator enabled the engine’s power to be multiplied for greater off-the-line acceleration.

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