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Crawlers, Dozers, Loaders & Backhoes Discussion Forum

1948 cat 112 motorgrader pony motor (serial 3u5600

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wings and wheel

12-08-2005 18:49:54




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I need to know the dimensions of the crankshaft journals--Mains and rods-- and the the maximum bearing tolerances of each for the above pony motor. Can any one out there please help? Thanks Kevin




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hector gemme

12-09-2005 02:39:04




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 Re: 1948 cat 112 motorgrader pony motor (serial 3u in reply to wings and wheels, 12-08-2005 18:49:54  
HI The crankshaft main bearing journals should measure 1.8120//-1.8125 and theconnecting rod bearing journals 1.7495//-1.7500. REFERENCE BOOK. HECTOR



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