Details of Super-Duty line of Mack trucks; two six-wheelers of 7 1/2 to 10-ton capacity have powerful 6-cylinder engines, capable of hauling loads up to 10 tons at 30 m.p.h., while four-wheelers have 4-cylinder powerplant, and 7 1/2 tons capacity; 4-cylinder engines develop 77 hp. at 1800 r.p.m. and 6-cylinder 150 hp. at 2000 r.p.m.; unusual features in chain drive four-wheel rear assembly. (See also Automotive Industries, vol. 61, no. 11, Sept. 14, 1929, pp. 383 and 385, 1 fig.; and Ry. Age, vol. 87, no. 21, Nov. 23, 1929, pp. 1254-1255, 4 figs.)
Mack introduces super-duty trucks in six and four-wheeled models
Commercial Car Jl
1929
1 Fig.
Article (Journal)
English
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Mack introduces super-duty trucks in six and four-wheeled models
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Mack introduces super-duty trucks in six and four-wheeled models
Engineering Index Backfile | 1929
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