Model making; including workshop practice, design and construction of models, a practical treatise for the amateur and professional mechanic .. (1919)
Yates, Raymond F. (Raymond Francis), 1895- ed · New York, The Norman W. Henley Pub. Co. · leaf 182
estapped out with a ^8-40 tap^ The holes in the crankcase, over which the cylindersset, are bored out on«a lathe as it is impossible to do thison a drill press owing to the light weight of the stock.The main bearings are bronze, split and held in placewith a flange and nut. The bearings should be… … Fig. 119—The fuel tank for the gasolene humer will be needed. After cutting out the rough form with ahack saw, the main shaft is turned to diameter. Thecrankpin is turned down next, and, after this is done, theinside of the webs are faced off. The C3linders are turned from 1%-inch square coldrolled…
Machinery
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