The maximum fuel economy is 0.613 lb. perb.hp. per hr. The mechanical efficiency is very good a*t lowspeed but drops off rather fast as the speed increases. Thepeak of the power curve is at 2600 r.p.m. Fig. 16 shows the results of tests Nos. 2, 4A and 3, interms of miles per gallon for 4.5, 3.5 and… … Fig. 12 (below)—Vertical section of 2-iv. carbu-reter used in the tests Fig. M—Parts of engine used in lest. Of thetwo pistons nt top, the our nearer the centergives the 4.25 to 1 compression ratio, while thatat the right (jives a 5 to 1 ratio and is of the con-stant clearance t>j\>e. Another…
Automobiles · Aeronautics
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