Mercury 35/40HP 2 Cylinder Outboards Service Manual PN 90-42794--1, Page 97Get this manual

Mercury 35/40HP 2 Cylinder Outboards Service Manual PN 90-42794--1, Page 97

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Powerhead Break-In ACAUTION
Break-In Procedure
Operate your outboard motor at varied throttle settingsnot to exceed 12 throttle (2500-3500 RPM) during the first hour or the first five gall