Mercury 35/40HP 2 Cylinder Outboards Service Manual PN 90-42794--1, Page 72Get this manual
Table of Contents Page
Torque Specification 4-1 Torque Sequences 4-2 Powerhead Component Removal 4-3 General Note 4-3 Flywheel Removal 4-3 Powerhead Removal from Lower Unit .4-4 Powerhead Disassembly .4-4 Cleaning and Inspection .4-7 Cylinder block .4-7 Checking Bleed Hole Restrictor .4-8 Pistons 4-8 Measuring Piston Roundness .4-8 Cleaning Piston Ring Grooves .4-9 Crankshaft .4-9 Connecting Rods .4-9 Thermostat 4-10 Reed Block Assembly 4-10 Checking Reed Opening 4-10 Checking Reed Stop Opening 4-10 Powerhead Reassembly 4-11 Connecting Rod Cap Alignment 4-13 Crankcase Cover 4-17 Transfer Port Cover 4-18 Exhaust Cover 4-18 Coil Mounting Bracket Components 4-19 Cylinder Block Cover 4-19 Reinstalling Engine Components 4-20 Throttle and Spark Advance Linkage 4-21 Reference Views of Powerhead 4-22 Powerhead Installation on Lower Unit 4-23 Special nstructions for Electric Start Models 4-24 Powerhead Break-In 4-25