Prussian Blue dye. I coated the crankshaft main journal
with the dye, then place the babbitt bearing over the shaft,
then rotated it back and forth some. Any high spots in the bearing
will then have blue dye on it. Then it's time to get your bearing
scraper out and scrape off the high spots. Repeat, Repeat, Repeat, etc.
Finally, once I got about 75% of the babbitt and crankshaft making
contact, I called it good.I figured that I'll gain additional contact
as the bearing wears in.
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