1990 Johnson Evinrude "ES" 60 thru 70 Service Repair Manual, P/N 507873, Page 56Get this manual
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Drill Size Conversion Chart SHOWING MILLIMETER SIZES, FRACTIONAL AND DECIMAL INCH SIZES AND NUMBER DRILL SIZES
Milli Meter
DecFrac Equivtiona!
.1570 .1575 .1590 .1610 .1614 .1