2007-2009 Yamaha F15/F20 Outboard Service Manual, Page 316Get this manual
3CRANK JOURNAL BEARING SELECTION Due to the journal mark stamped on crankcase, the main journal bearing can be easily selected
Journal bearing selection table Mark BRG color PN Blue 6AH-11416-20 Black 6AH-11416-10 Red 6AH-11416-00 #1 journal mark
#2 journal mark
Fig29 Crank journal mark For the journal bearing installation, fit the claw of journal bearing into the groove of crank-journal, then install the bearing into the crank-journalIf the surface of bearing is shaved-off by the journal edge while installing, wipe the crumb out completelyJournal edge