National Geographic : 1945 Mar
Here is a power unit made up of four General Motors Series 71 6-cylinder Diesel engines driving a single shaft. The unit may be operated on one or more of the engines, as required. It's called the "Quad," and two of them power each of the famous LCI landing boats. Quads save space and weight so more troops, equip KEEP A ER R'OyO yMO DIE' POW K~tw ment and fuel can be carried. Half a "Quad"- two 6-71 engines mounted side by side -is a "Twin" and these power Army tanks and tank destroyers. Here is economical power for many postwar uses-power Now all these GM Diesels many postwar uses--power (singles, twinsandquads) are busy with war. In at less than 15 pounds per their tough, exacting work they are displaying horsepower-power for ap- stamina and dependabil ity which emphasize the plications where space and importplace they ill fill wherever efficient, economical power will weight are at a premium. be needed in peace. ENGINES.. 15 to250 . P . . . DETROIT DIESEL ENGINE DIVISION, Oefroir23,Mich. S ENGINES .. 150 to 2000 H. P.. . CLEVELANDDIESEL ENGINE DIVISION, Cleveland 11, Ohio SEL EJR LOCOMOTIVES ....................... ELECTROMOTIVE DIVISION, to Grange, il.