 Like its predecessor, the Admiral "B" came with a 2,784 cc six cylinder CIH engine offering maximum output of or, where twin down-draft carburetors were specified, .The 2,784 cc six cylinder unit could also be ordered with which increased the maximum output further, to .This was the first time fuel injection had been offered as an option in an Opel and reflected a more general trend among the German auto-makers towards fitting fuel injected engines, but the fuel injected Admiral was expensive when compared to the simpler twin carburetor engined car.