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Quote:
Originally Posted by ursus
The Model A engine produced by Ford was already reasonably balanced as produced at its 1928 - 1931 era price point. The Volkswagen bug engines produced in the many millions had no counterweights for the same reason.
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Boxer design engine not as affected by torsional vibration,it balances better by design.
https://cdm15889.contentdm.oclc.org/...d/6468/rec/116
Above is the oral history of Harold Hicks,the tri motor engineer brought in to help Sheldricks team increase engine horsepower in 1927,He discusses the main bearing issue,how engineering saw it,and how Mr Ford saw it..you could say its an early example of planned life cycle,a science today.