1999 Mercruiser HI-Performance GM 377 EFI Engine Service Manual, Page 140Get this manual

1999 Mercruiser HI-Performance GM 377 EFI Engine Service Manual, Page 140

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377 CID6.2L ENGINES
aCompressed Gauging PlasticGraduated Scale NOTE: Normally main bearing journals wear evenly and are not out of roundS If bearing is being fitted to an out-of-round journal (.