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.; Commercial Car Jl., vol. 38, no. 1, Sept. 1929, pp. 34 and 56, 1 fig.)
Mack introduces super-duty trucks in six and four-wheeled models
Ry. Age
Railway Age ; 87 , n 21
1929
2 pages
4 Figs.
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
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