Mercury Mariner 30/40 4-Stroke Outboard Service Manual 1998, Page 243Get this manual

Mercury Mariner 30/40 4-Stroke Outboard Service Manual 1998, Page 243

CYLINDER BLOCKICRANKCASE
Piston Pin
1Measure piston pin diameterReplace piston pin if out of specificationPiston Pin Diameter

0.62850.6287 in(15.96515.970 mm)
2Place the piston pin into the connecting rod and check for free playThere should be no noticeable free playReplace the pin andor connecting rod as necessary
3Place the pi ston pin into the piston and check for free playThere should be no noticeable free playReplace the pin andor piston as necessary

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