Aviation engines; design--construction--operation and repair; (1919)
Pagé, Victor Wilfred, 1885-1947 · New York, The Norman W. Henley publishing co. · leaf 559
Fig. 247.—At Top, the Sunbeam Overhead Valve 170 Horse-Power Six-Cylinder Engine. Below, Side View of Sunbeam 350 Horse-PowerTwelve-Cylinder Vee Engine. drawing the oil off from the base, whence it is deliveredto the niter and cooling system. It then is pumped by aseparate high pressure gear pump… … Sunbeam Aviation Engines 561 used largely for lubrication. It is said that without theuse of castor-oil it is impossible to hold full power forfive hours. Coatalen favors aluminum cylinders ratherthan cast iron. The series of views in Figs. 247 to 250inclusive, illustrates the vertical, narrow type…
Airplanes
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