1995 Johnson Evinrude "EO" 9.9 thru 30, 2-Cylinder Service Manual, P/N 503146, Page 173Get this manual

1995 Johnson Evinrude "EO" 9.9 thru 30, 2-Cylinder Service Manual, P/N 503146, Page 173

Inspection 1Before any inspection process can begin, all internal components must be clean and free of excess oilRefer to
micrometer to inspect each cylinder bore for an out-of-round, oversize, or tapered conditionBe sure the gauge or micrometer
is perfectly square in the bore when measuring421 6Measure each cylinder in at least two areas as shownEach area should be
measured twiceThe difference between the two measurements in each area is the cylinder out-of-round dimension The cylinder
must not be out-of-round by more than 0.003 in(0,08 mm)7The dimensional difference between the two areas is cylinder taper
The cylinder taper must not exceed 0.002 in(0,05 mm) 8The difference between your measurements and standard bore dimension
is cylinder oversizeRefer to Engine Specifications, Section 1, for dimensions The cylinder must not be oversize by more than
0.003 in(0,08 mm)If any cylinder is outside these tolerances, it must be bored oversizeOne oversize piston is available for