13th December 1927, Page 57
13th December 1927
Page 57

Page 57, 13th December 1927
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New Engines With Unusual Features.
A Description of Two New Dorman Power Units Recently Placed on the Market, One with Four Cylinders and the Other with Six. T N the search for further effi ciency, the power unit......
Coaling Valves Internally By Salt.
O NE of the difficulties eouf routing the designer of engines of high efficiency and of correspondingly high compression is the adequate cooling of the valves. There is not a......