The colossus of roads Daimler Double-Six sleeve-valve V12

daimler double-six (v12) 50hp sleeve-valve engine 1927-30

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daimler required advanced new model compete rolls-royce s new phantom of 1925. though packard had introduced twin-six many years earlier decade or more before luxury manufacturers rolls-royce, hispano-suiza, lincoln, voisin , lagonda made own (and packard returned it). in fact mid-1930s flexible engine mountings , improved carburation had made many cylinders unnecessary. did return them level of popularity push higher performance requiring higher crankshaft speeds. daimler introduced first 26 hp straight-eight in mid-1934 , last (poppet valve) v12s built in 1937 or 1938.

from 1929 daimler double-sixes distinguishable six-cylinder cars chromium bar down centre of radiator. similar distinguishing mark placed on later jaguar-made versions.

aside daimler voisin in france ever attempted production of sleeve-valve v12 engine. voisin s production—between 1929 , 1937—was minimal , spasmodic .

the same daimler double-six name used badge-engineered daimler v12 engine used in largest daimlers between 1972 , 1997. lofty england, daimler apprentice 1927–1932, joined jaguar in 1946 , became chief executive. ensured double-six name used jaguar v12 when installed in daimler cars.

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