1997 Johnson Evinrude "EU" 9.9 thru 30 2-Cylinder Service Repair Manual, P/N 507263, Page 172Get this manual

1997 Johnson Evinrude "EU" 9.9 thru 30 2-Cylinder Service Repair Manual, P/N 507263, Page 172

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Inspection

5 Use telescoping gauge or inside reading micrometer to inspect each cylinder bore for an out-of-round, oversize, or tapered conditionBe sure the gauge or micrometer is perfect